Home / 134,805,925.92-186,031,619.20-72,926,119.20

Finding the Fourth Proportional to 134,805,925.92, 186,031,619.20 and 72,926,119.20

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Solution

The fourth proportional to 134,805,925.92, 186,031,619.20 and 72,926,119.20 is: 100,637,742.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,805,925.92 : 186,031,619.20 = 72,926,119.20 : x
  2. Step 2: Convert to fraction form
    134,805,925.92/186,031,619.20 = 72,926,119.20/x
  3. Step 3: Cross multiply
    134,805,925.92x = 186,031,619.20 × 72,926,119.20
  4. Step 4: Simplify right side
    134,805,925.92x = 13,566,564,036,748,208
  5. Step 5: Solve for x
    x = 13,566,564,036,748,208/134,805,925.92
  6. Step 6: Final answer
    x = 100,637,742.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.