Home / 137,337.75-206,007.91-48,606.30

Finding the Fourth Proportional to 137,337.75, 206,007.91 and 48,606.30

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Solution

The fourth proportional to 137,337.75, 206,007.91 and 48,606.30 is: 72,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,337.75 : 206,007.91 = 48,606.30 : x
  2. Step 2: Convert to fraction form
    137,337.75/206,007.91 = 48,606.30/x
  3. Step 3: Cross multiply
    137,337.75x = 206,007.91 × 48,606.30
  4. Step 4: Simplify right side
    137,337.75x = 10,013,282,154.32
  5. Step 5: Solve for x
    x = 10,013,282,154.32/137,337.75
  6. Step 6: Final answer
    x = 72,909.90

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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.