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Finding the Fourth Proportional to 159,653.46, 220,092.84 and 125,602.82

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Solution

The fourth proportional to 159,653.46, 220,092.84 and 125,602.82 is: 173,151.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,653.46 : 220,092.84 = 125,602.82 : x
  2. Step 2: Convert to fraction form
    159,653.46/220,092.84 = 125,602.82/x
  3. Step 3: Cross multiply
    159,653.46x = 220,092.84 × 125,602.82
  4. Step 4: Simplify right side
    159,653.46x = 27,644,280,265.34
  5. Step 5: Solve for x
    x = 27,644,280,265.34/159,653.46
  6. Step 6: Final answer
    x = 173,151.78

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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.