Home / 134,805,402.91-186,031,050.56-72,925,724.35

Finding the Fourth Proportional to 134,805,402.91, 186,031,050.56 and 72,925,724.35

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Solution

The fourth proportional to 134,805,402.91, 186,031,050.56 and 72,925,724.35 is: 100,637,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,805,402.91 : 186,031,050.56 = 72,925,724.35 : x
  2. Step 2: Convert to fraction form
    134,805,402.91/186,031,050.56 = 72,925,724.35/x
  3. Step 3: Cross multiply
    134,805,402.91x = 186,031,050.56 × 72,925,724.35
  4. Step 4: Simplify right side
    134,805,402.91x = 13,566,449,112,749,318
  5. Step 5: Solve for x
    x = 13,566,449,112,749,318/134,805,402.91
  6. Step 6: Final answer
    x = 100,637,280.26

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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.