Home / 67,133.40-100,701.06-29,174.04

Finding the Fourth Proportional to 67,133.40, 100,701.06 and 29,174.04

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Solution

The fourth proportional to 67,133.40, 100,701.06 and 29,174.04 is: 43,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,133.40 : 100,701.06 = 29,174.04 : x
  2. Step 2: Convert to fraction form
    67,133.40/100,701.06 = 29,174.04/x
  3. Step 3: Cross multiply
    67,133.40x = 100,701.06 × 29,174.04
  4. Step 4: Simplify right side
    67,133.40x = 2,937,856,752.48
  5. Step 5: Solve for x
    x = 2,937,856,752.48/67,133.40
  6. Step 6: Final answer
    x = 43,761.48

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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.