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Finding the Fourth Proportional to 275,539.07, 413,308.59 and 88,565.15

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Solution

The fourth proportional to 275,539.07, 413,308.59 and 88,565.15 is: 132,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,539.07 : 413,308.59 = 88,565.15 : x
  2. Step 2: Convert to fraction form
    275,539.07/413,308.59 = 88,565.15/x
  3. Step 3: Cross multiply
    275,539.07x = 413,308.59 × 88,565.15
  4. Step 4: Simplify right side
    275,539.07x = 36,604,737,269.64
  5. Step 5: Solve for x
    x = 36,604,737,269.64/275,539.07
  6. Step 6: Final answer
    x = 132,847.72

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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.