Home / 138,221.34-207,329.58-44,727.18

Finding the Fourth Proportional to 138,221.34, 207,329.58 and 44,727.18

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Solution

The fourth proportional to 138,221.34, 207,329.58 and 44,727.18 is: 67,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,221.34 : 207,329.58 = 44,727.18 : x
  2. Step 2: Convert to fraction form
    138,221.34/207,329.58 = 44,727.18/x
  3. Step 3: Cross multiply
    138,221.34x = 207,329.58 × 44,727.18
  4. Step 4: Simplify right side
    138,221.34x = 9,273,267,443.98
  5. Step 5: Solve for x
    x = 9,273,267,443.98/138,221.34
  6. Step 6: Final answer
    x = 67,089.98

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1.5x scale

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.