Home / 247,972.03-371,747.85-98,318.05

Finding the Fourth Proportional to 247,972.03, 371,747.85 and 98,318.05

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Solution

The fourth proportional to 247,972.03, 371,747.85 and 98,318.05 is: 147,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,972.03 : 371,747.85 = 98,318.05 : x
  2. Step 2: Convert to fraction form
    247,972.03/371,747.85 = 98,318.05/x
  3. Step 3: Cross multiply
    247,972.03x = 371,747.85 × 98,318.05
  4. Step 4: Simplify right side
    247,972.03x = 36,549,523,703.69
  5. Step 5: Solve for x
    x = 36,549,523,703.69/247,972.03
  6. Step 6: Final answer
    x = 147,393.74

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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.