Home / 67,146.04-100,710.45-22,156.26

Finding the Fourth Proportional to 67,146.04, 100,710.45 and 22,156.26

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Solution

The fourth proportional to 67,146.04, 100,710.45 and 22,156.26 is: 33,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,146.04 : 100,710.45 = 22,156.26 : x
  2. Step 2: Convert to fraction form
    67,146.04/100,710.45 = 22,156.26/x
  3. Step 3: Cross multiply
    67,146.04x = 100,710.45 × 22,156.26
  4. Step 4: Simplify right side
    67,146.04x = 2,231,366,998.00
  5. Step 5: Solve for x
    x = 2,231,366,998.00/67,146.04
  6. Step 6: Final answer
    x = 33,231.55

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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.