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Finding the Fourth Proportional to 108,003.59, 149,037.97 and 59,605.95

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Solution

The fourth proportional to 108,003.59, 149,037.97 and 59,605.95 is: 82,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,003.59 : 149,037.97 = 59,605.95 : x
  2. Step 2: Convert to fraction form
    108,003.59/149,037.97 = 59,605.95/x
  3. Step 3: Cross multiply
    108,003.59x = 149,037.97 × 59,605.95
  4. Step 4: Simplify right side
    108,003.59x = 8,883,549,787.92
  5. Step 5: Solve for x
    x = 8,883,549,787.92/108,003.59
  6. Step 6: Final answer
    x = 82,252.36

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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.