Home / 87,565.02-131,400.64-34,970.10

Finding the Fourth Proportional to 87,565.02, 131,400.64 and 34,970.10

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Solution

The fourth proportional to 87,565.02, 131,400.64 and 34,970.10 is: 52,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,565.02 : 131,400.64 = 34,970.10 : x
  2. Step 2: Convert to fraction form
    87,565.02/131,400.64 = 34,970.10/x
  3. Step 3: Cross multiply
    87,565.02x = 131,400.64 × 34,970.10
  4. Step 4: Simplify right side
    87,565.02x = 4,595,093,520.86
  5. Step 5: Solve for x
    x = 4,595,093,520.86/87,565.02
  6. Step 6: Final answer
    x = 52,476.36

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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.