Home / 117,490.38-176,216.13-38,605.29

Finding the Fourth Proportional to 117,490.38, 176,216.13 and 38,605.29

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Solution

The fourth proportional to 117,490.38, 176,216.13 and 38,605.29 is: 57,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,490.38 : 176,216.13 = 38,605.29 : x
  2. Step 2: Convert to fraction form
    117,490.38/176,216.13 = 38,605.29/x
  3. Step 3: Cross multiply
    117,490.38x = 176,216.13 × 38,605.29
  4. Step 4: Simplify right side
    117,490.38x = 6,802,874,801.33
  5. Step 5: Solve for x
    x = 6,802,874,801.33/117,490.38
  6. Step 6: Final answer
    x = 57,901.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.