Home / 134,752.43-185,957.98-77,395.47

Finding the Fourth Proportional to 134,752.43, 185,957.98 and 77,395.47

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Solution

The fourth proportional to 134,752.43, 185,957.98 and 77,395.47 is: 106,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,752.43 : 185,957.98 = 77,395.47 : x
  2. Step 2: Convert to fraction form
    134,752.43/185,957.98 = 77,395.47/x
  3. Step 3: Cross multiply
    134,752.43x = 185,957.98 × 77,395.47
  4. Step 4: Simplify right side
    134,752.43x = 14,392,304,371.52
  5. Step 5: Solve for x
    x = 14,392,304,371.52/134,752.43
  6. Step 6: Final answer
    x = 106,805.53

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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.