Home / 138,267.96-207,432.18-44,783.16

Finding the Fourth Proportional to 138,267.96, 207,432.18 and 44,783.16

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Solution

The fourth proportional to 138,267.96, 207,432.18 and 44,783.16 is: 67,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,267.96 : 207,432.18 = 44,783.16 : x
  2. Step 2: Convert to fraction form
    138,267.96/207,432.18 = 44,783.16/x
  3. Step 3: Cross multiply
    138,267.96x = 207,432.18 × 44,783.16
  4. Step 4: Simplify right side
    138,267.96x = 9,289,468,506.09
  5. Step 5: Solve for x
    x = 9,289,468,506.09/138,267.96
  6. Step 6: Final answer
    x = 67,184.53

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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.