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Finding the Fourth Proportional to 83,737.63, 115,557.52 and 45,496.92

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Solution

The fourth proportional to 83,737.63, 115,557.52 and 45,496.92 is: 62,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,737.63 : 115,557.52 = 45,496.92 : x
  2. Step 2: Convert to fraction form
    83,737.63/115,557.52 = 45,496.92/x
  3. Step 3: Cross multiply
    83,737.63x = 115,557.52 × 45,496.92
  4. Step 4: Simplify right side
    83,737.63x = 5,257,511,242.84
  5. Step 5: Solve for x
    x = 5,257,511,242.84/83,737.63
  6. Step 6: Final answer
    x = 62,785.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.