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Finding the Fourth Proportional to 247,474.90, 371,258.52 and 114,267.16

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Solution

The fourth proportional to 247,474.90, 371,258.52 and 114,267.16 is: 171,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,474.90 : 371,258.52 = 114,267.16 : x
  2. Step 2: Convert to fraction form
    247,474.90/371,258.52 = 114,267.16/x
  3. Step 3: Cross multiply
    247,474.90x = 371,258.52 × 114,267.16
  4. Step 4: Simplify right side
    247,474.90x = 42,422,656,706.20
  5. Step 5: Solve for x
    x = 42,422,656,706.20/247,474.90
  6. Step 6: Final answer
    x = 171,422.06

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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.