Home / 55,901.16-77,178.06-38,468.52

Finding the Fourth Proportional to 55,901.16, 77,178.06 and 38,468.52

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Solution

The fourth proportional to 55,901.16, 77,178.06 and 38,468.52 is: 53,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901.16 : 77,178.06 = 38,468.52 : x
  2. Step 2: Convert to fraction form
    55,901.16/77,178.06 = 38,468.52/x
  3. Step 3: Cross multiply
    55,901.16x = 77,178.06 × 38,468.52
  4. Step 4: Simplify right side
    55,901.16x = 2,968,925,744.67
  5. Step 5: Solve for x
    x = 2,968,925,744.67/55,901.16
  6. Step 6: Final answer
    x = 53,110.27

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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.