Home / 94,691.19-142,050.29-31,490.49

Finding the Fourth Proportional to 94,691.19, 142,050.29 and 31,490.49

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Solution

The fourth proportional to 94,691.19, 142,050.29 and 31,490.49 is: 47,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,691.19 : 142,050.29 = 31,490.49 : x
  2. Step 2: Convert to fraction form
    94,691.19/142,050.29 = 31,490.49/x
  3. Step 3: Cross multiply
    94,691.19x = 142,050.29 × 31,490.49
  4. Step 4: Simplify right side
    94,691.19x = 4,473,233,079.29
  5. Step 5: Solve for x
    x = 4,473,233,079.29/94,691.19
  6. Step 6: Final answer
    x = 47,240.22

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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.