Home / 146,591.60-202,226.27-85,337.78

Finding the Fourth Proportional to 146,591.60, 202,226.27 and 85,337.78

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Solution

The fourth proportional to 146,591.60, 202,226.27 and 85,337.78 is: 117,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,591.60 : 202,226.27 = 85,337.78 : x
  2. Step 2: Convert to fraction form
    146,591.60/202,226.27 = 85,337.78/x
  3. Step 3: Cross multiply
    146,591.60x = 202,226.27 × 85,337.78
  4. Step 4: Simplify right side
    146,591.60x = 17,257,539,501.66
  5. Step 5: Solve for x
    x = 17,257,539,501.66/146,591.60
  6. Step 6: Final answer
    x = 117,725.30

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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.