Home / 137,347.38-206,107.74-58,461.48

Finding the Fourth Proportional to 137,347.38, 206,107.74 and 58,461.48

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Solution

The fourth proportional to 137,347.38, 206,107.74 and 58,461.48 is: 87,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,347.38 : 206,107.74 = 58,461.48 : x
  2. Step 2: Convert to fraction form
    137,347.38/206,107.74 = 58,461.48/x
  3. Step 3: Cross multiply
    137,347.38x = 206,107.74 × 58,461.48
  4. Step 4: Simplify right side
    137,347.38x = 12,049,363,519.86
  5. Step 5: Solve for x
    x = 12,049,363,519.86/137,347.38
  6. Step 6: Final answer
    x = 87,729.11

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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.