Home / 109,702.27-164,553.42-39,581.56

Finding the Fourth Proportional to 109,702.27, 164,553.42 and 39,581.56

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Solution

The fourth proportional to 109,702.27, 164,553.42 and 39,581.56 is: 59,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,702.27 : 164,553.42 = 39,581.56 : x
  2. Step 2: Convert to fraction form
    109,702.27/164,553.42 = 39,581.56/x
  3. Step 3: Cross multiply
    109,702.27x = 164,553.42 × 39,581.56
  4. Step 4: Simplify right side
    109,702.27x = 6,513,280,244.17
  5. Step 5: Solve for x
    x = 6,513,280,244.17/109,702.27
  6. Step 6: Final answer
    x = 59,372.34

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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.