Home / 159,760.17-239,646.33-53,153.64

Finding the Fourth Proportional to 159,760.17, 239,646.33 and 53,153.64

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Solution

The fourth proportional to 159,760.17, 239,646.33 and 53,153.64 is: 79,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,760.17 : 239,646.33 = 53,153.64 : x
  2. Step 2: Convert to fraction form
    159,760.17/239,646.33 = 53,153.64/x
  3. Step 3: Cross multiply
    159,760.17x = 239,646.33 × 53,153.64
  4. Step 4: Simplify right side
    159,760.17x = 12,738,074,752.14
  5. Step 5: Solve for x
    x = 12,738,074,752.14/159,760.17
  6. Step 6: Final answer
    x = 79,732.48

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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.