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Finding the Fourth Proportional to 113,529.68, 170,294.52 and 34,644.32

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Solution

The fourth proportional to 113,529.68, 170,294.52 and 34,644.32 is: 51,966.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,529.68 : 170,294.52 = 34,644.32 : x
  2. Step 2: Convert to fraction form
    113,529.68/170,294.52 = 34,644.32/x
  3. Step 3: Cross multiply
    113,529.68x = 170,294.52 × 34,644.32
  4. Step 4: Simplify right side
    113,529.68x = 5,899,737,845.13
  5. Step 5: Solve for x
    x = 5,899,737,845.13/113,529.68
  6. Step 6: Final answer
    x = 51,966.48

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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.