Home / 56,761.20-85,026.60-32,108.40

Finding the Fourth Proportional to 56,761.20, 85,026.60 and 32,108.40

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Solution

The fourth proportional to 56,761.20, 85,026.60 and 32,108.40 is: 48,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,761.20 : 85,026.60 = 32,108.40 : x
  2. Step 2: Convert to fraction form
    56,761.20/85,026.60 = 32,108.40/x
  3. Step 3: Cross multiply
    56,761.20x = 85,026.60 × 32,108.40
  4. Step 4: Simplify right side
    56,761.20x = 2,730,068,083.44
  5. Step 5: Solve for x
    x = 2,730,068,083.44/56,761.20
  6. Step 6: Final answer
    x = 48,097.43

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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.