Home / 138,376.50-207,564.75-44,882.25

Finding the Fourth Proportional to 138,376.50, 207,564.75 and 44,882.25

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Solution

The fourth proportional to 138,376.50, 207,564.75 and 44,882.25 is: 67,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,376.50 : 207,564.75 = 44,882.25 : x
  2. Step 2: Convert to fraction form
    138,376.50/207,564.75 = 44,882.25/x
  3. Step 3: Cross multiply
    138,376.50x = 207,564.75 × 44,882.25
  4. Step 4: Simplify right side
    138,376.50x = 9,315,973,000.69
  5. Step 5: Solve for x
    x = 9,315,973,000.69/138,376.50
  6. Step 6: Final answer
    x = 67,323.38

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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.