Home / 377,272.38-566,059.78-137,402.98

Finding the Fourth Proportional to 377,272.38, 566,059.78 and 137,402.98

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Solution

The fourth proportional to 377,272.38, 566,059.78 and 137,402.98 is: 206,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,272.38 : 566,059.78 = 137,402.98 : x
  2. Step 2: Convert to fraction form
    377,272.38/566,059.78 = 137,402.98/x
  3. Step 3: Cross multiply
    377,272.38x = 566,059.78 × 137,402.98
  4. Step 4: Simplify right side
    377,272.38x = 77,778,300,630.14
  5. Step 5: Solve for x
    x = 77,778,300,630.14/377,272.38
  6. Step 6: Final answer
    x = 206,159.54

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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.