Home / 113,092.29-169,380.04-53,969.47

Finding the Fourth Proportional to 113,092.29, 169,380.04 and 53,969.47

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Solution

The fourth proportional to 113,092.29, 169,380.04 and 53,969.47 is: 80,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,092.29 : 169,380.04 = 53,969.47 : x
  2. Step 2: Convert to fraction form
    113,092.29/169,380.04 = 53,969.47/x
  3. Step 3: Cross multiply
    113,092.29x = 169,380.04 × 53,969.47
  4. Step 4: Simplify right side
    113,092.29x = 9,141,350,717.53
  5. Step 5: Solve for x
    x = 9,141,350,717.53/113,092.29
  6. Step 6: Final answer
    x = 80,830.90

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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.