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Finding the Fourth Proportional to 88,445.30, 132,490.11 and 43,937.30

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Solution

The fourth proportional to 88,445.30, 132,490.11 and 43,937.30 is: 65,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,445.30 : 132,490.11 = 43,937.30 : x
  2. Step 2: Convert to fraction form
    88,445.30/132,490.11 = 43,937.30/x
  3. Step 3: Cross multiply
    88,445.30x = 132,490.11 × 43,937.30
  4. Step 4: Simplify right side
    88,445.30x = 5,821,257,710.10
  5. Step 5: Solve for x
    x = 5,821,257,710.10/88,445.30
  6. Step 6: Final answer
    x = 65,817.60

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1.5x scale

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.