Home / 113,001.73-169,505.15-28,761.56

Finding the Fourth Proportional to 113,001.73, 169,505.15 and 28,761.56

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Solution

The fourth proportional to 113,001.73, 169,505.15 and 28,761.56 is: 43,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,001.73 : 169,505.15 = 28,761.56 : x
  2. Step 2: Convert to fraction form
    113,001.73/169,505.15 = 28,761.56/x
  3. Step 3: Cross multiply
    113,001.73x = 169,505.15 × 28,761.56
  4. Step 4: Simplify right side
    113,001.73x = 4,875,233,037.70
  5. Step 5: Solve for x
    x = 4,875,233,037.70/113,001.73
  6. Step 6: Final answer
    x = 43,143.00

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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.