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Finding the Fourth Proportional to 224,972.75, 310,468.88 and 124,377.23

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Solution

The fourth proportional to 224,972.75, 310,468.88 and 124,377.23 is: 171,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,972.75 : 310,468.88 = 124,377.23 : x
  2. Step 2: Convert to fraction form
    224,972.75/310,468.88 = 124,377.23/x
  3. Step 3: Cross multiply
    224,972.75x = 310,468.88 × 124,377.23
  4. Step 4: Simplify right side
    224,972.75x = 38,615,258,673.72
  5. Step 5: Solve for x
    x = 38,615,258,673.72/224,972.75
  6. Step 6: Final answer
    x = 171,644.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.