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Finding the Fourth Proportional to 113,053.87, 169,584.36 and 56,863.27

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Solution

The fourth proportional to 113,053.87, 169,584.36 and 56,863.27 is: 85,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,053.87 : 169,584.36 = 56,863.27 : x
  2. Step 2: Convert to fraction form
    113,053.87/169,584.36 = 56,863.27/x
  3. Step 3: Cross multiply
    113,053.87x = 169,584.36 × 56,863.27
  4. Step 4: Simplify right side
    113,053.87x = 9,643,121,250.46
  5. Step 5: Solve for x
    x = 9,643,121,250.46/113,053.87
  6. Step 6: Final answer
    x = 85,296.69

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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.