Home / 296,079.74-444,115.50-71,438.30

Finding the Fourth Proportional to 296,079.74, 444,115.50 and 71,438.30

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Solution

The fourth proportional to 296,079.74, 444,115.50 and 71,438.30 is: 107,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,079.74 : 444,115.50 = 71,438.30 : x
  2. Step 2: Convert to fraction form
    296,079.74/444,115.50 = 71,438.30/x
  3. Step 3: Cross multiply
    296,079.74x = 444,115.50 × 71,438.30
  4. Step 4: Simplify right side
    296,079.74x = 31,726,856,323.65
  5. Step 5: Solve for x
    x = 31,726,856,323.65/296,079.74
  6. Step 6: Final answer
    x = 107,156.46

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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.