Home / 173,841.15-260,761.73-85,108.35

Finding the Fourth Proportional to 173,841.15, 260,761.73 and 85,108.35

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Solution

The fourth proportional to 173,841.15, 260,761.73 and 85,108.35 is: 127,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,841.15 : 260,761.73 = 85,108.35 : x
  2. Step 2: Convert to fraction form
    173,841.15/260,761.73 = 85,108.35/x
  3. Step 3: Cross multiply
    173,841.15x = 260,761.73 × 85,108.35
  4. Step 4: Simplify right side
    173,841.15x = 22,193,000,157.90
  5. Step 5: Solve for x
    x = 22,193,000,157.90/173,841.15
  6. Step 6: Final answer
    x = 127,662.53

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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.