Home / 152,339.68-228,446.64-57,553.76

Finding the Fourth Proportional to 152,339.68, 228,446.64 and 57,553.76

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Solution

The fourth proportional to 152,339.68, 228,446.64 and 57,553.76 is: 86,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,339.68 : 228,446.64 = 57,553.76 : x
  2. Step 2: Convert to fraction form
    152,339.68/228,446.64 = 57,553.76/x
  3. Step 3: Cross multiply
    152,339.68x = 228,446.64 × 57,553.76
  4. Step 4: Simplify right side
    152,339.68x = 13,147,963,091.37
  5. Step 5: Solve for x
    x = 13,147,963,091.37/152,339.68
  6. Step 6: Final answer
    x = 86,306.88

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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.