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Finding the Fourth Proportional to 247,380.49, 370,839.88 and 97,622.02

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Solution

The fourth proportional to 247,380.49, 370,839.88 and 97,622.02 is: 146,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,380.49 : 370,839.88 = 97,622.02 : x
  2. Step 2: Convert to fraction form
    247,380.49/370,839.88 = 97,622.02/x
  3. Step 3: Cross multiply
    247,380.49x = 370,839.88 × 97,622.02
  4. Step 4: Simplify right side
    247,380.49x = 36,202,138,182.16
  5. Step 5: Solve for x
    x = 36,202,138,182.16/247,380.49
  6. Step 6: Final answer
    x = 146,341.93

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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.