Home / 159,335.64-239,151.24-80,505.23

Finding the Fourth Proportional to 159,335.64, 239,151.24 and 80,505.23

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Solution

The fourth proportional to 159,335.64, 239,151.24 and 80,505.23 is: 120,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,335.64 : 239,151.24 = 80,505.23 : x
  2. Step 2: Convert to fraction form
    159,335.64/239,151.24 = 80,505.23/x
  3. Step 3: Cross multiply
    159,335.64x = 239,151.24 × 80,505.23
  4. Step 4: Simplify right side
    159,335.64x = 19,252,924,385.23
  5. Step 5: Solve for x
    x = 19,252,924,385.23/159,335.64
  6. Step 6: Final answer
    x = 120,832.50

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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.