Home / 159,511.54-239,304.51-52,887.69

Finding the Fourth Proportional to 159,511.54, 239,304.51 and 52,887.69

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Solution

The fourth proportional to 159,511.54, 239,304.51 and 52,887.69 is: 79,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,511.54 : 239,304.51 = 52,887.69 : x
  2. Step 2: Convert to fraction form
    159,511.54/239,304.51 = 52,887.69/x
  3. Step 3: Cross multiply
    159,511.54x = 239,304.51 × 52,887.69
  4. Step 4: Simplify right side
    159,511.54x = 12,656,263,836.20
  5. Step 5: Solve for x
    x = 12,656,263,836.20/159,511.54
  6. Step 6: Final answer
    x = 79,343.88

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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.