Home / 137,094.38-205,565.16-42,297.65

Finding the Fourth Proportional to 137,094.38, 205,565.16 and 42,297.65

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Solution

The fourth proportional to 137,094.38, 205,565.16 and 42,297.65 is: 63,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,094.38 : 205,565.16 = 42,297.65 : x
  2. Step 2: Convert to fraction form
    137,094.38/205,565.16 = 42,297.65/x
  3. Step 3: Cross multiply
    137,094.38x = 205,565.16 × 42,297.65
  4. Step 4: Simplify right side
    137,094.38x = 8,694,923,189.87
  5. Step 5: Solve for x
    x = 8,694,923,189.87/137,094.38
  6. Step 6: Final answer
    x = 63,422.90

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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.