Home / 159,966.94-239,925.79-53,352.78

Finding the Fourth Proportional to 159,966.94, 239,925.79 and 53,352.78

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Solution

The fourth proportional to 159,966.94, 239,925.79 and 53,352.78 is: 80,020.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,966.94 : 239,925.79 = 53,352.78 : x
  2. Step 2: Convert to fraction form
    159,966.94/239,925.79 = 53,352.78/x
  3. Step 3: Cross multiply
    159,966.94x = 239,925.79 × 53,352.78
  4. Step 4: Simplify right side
    159,966.94x = 12,800,707,890.20
  5. Step 5: Solve for x
    x = 12,800,707,890.20/159,966.94
  6. Step 6: Final answer
    x = 80,020.96

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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.