Home / 151,965.72-227,948.65-39,645.79

Finding the Fourth Proportional to 151,965.72, 227,948.65 and 39,645.79

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Solution

The fourth proportional to 151,965.72, 227,948.65 and 39,645.79 is: 59,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,965.72 : 227,948.65 = 39,645.79 : x
  2. Step 2: Convert to fraction form
    151,965.72/227,948.65 = 39,645.79/x
  3. Step 3: Cross multiply
    151,965.72x = 227,948.65 × 39,645.79
  4. Step 4: Simplify right side
    151,965.72x = 9,037,203,639.70
  5. Step 5: Solve for x
    x = 9,037,203,639.70/151,965.72
  6. Step 6: Final answer
    x = 59,468.70

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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.