Home / 138,338.04-207,536.22-44,836.50

Finding the Fourth Proportional to 138,338.04, 207,536.22 and 44,836.50

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Solution

The fourth proportional to 138,338.04, 207,536.22 and 44,836.50 is: 67,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,338.04 : 207,536.22 = 44,836.50 : x
  2. Step 2: Convert to fraction form
    138,338.04/207,536.22 = 44,836.50/x
  3. Step 3: Cross multiply
    138,338.04x = 207,536.22 × 44,836.50
  4. Step 4: Simplify right side
    138,338.04x = 9,305,197,728.03
  5. Step 5: Solve for x
    x = 9,305,197,728.03/138,338.04
  6. Step 6: Final answer
    x = 67,264.20

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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.