Home / 72,286.02-108,553.11-44,370

Finding the Fourth Proportional to 72,286.02, 108,553.11 and 44,370

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Solution

The fourth proportional to 72,286.02, 108,553.11 and 44,370 is: 66,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,286.02 : 108,553.11 = 44,370 : x
  2. Step 2: Convert to fraction form
    72,286.02/108,553.11 = 44,370/x
  3. Step 3: Cross multiply
    72,286.02x = 108,553.11 × 44,370
  4. Step 4: Simplify right side
    72,286.02x = 4,816,501,490.70
  5. Step 5: Solve for x
    x = 4,816,501,490.70/72,286.02
  6. Step 6: Final answer
    x = 66,631.16

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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.