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Finding the Fourth Proportional to 224,973, 310,469.22 and 124,377.48

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Solution

The fourth proportional to 224,973, 310,469.22 and 124,377.48 is: 171,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,973 : 310,469.22 = 124,377.48 : x
  2. Step 2: Convert to fraction form
    224,973/310,469.22 = 124,377.48/x
  3. Step 3: Cross multiply
    224,973x = 310,469.22 × 124,377.48
  4. Step 4: Simplify right side
    224,973x = 38,615,379,201.17
  5. Step 5: Solve for x
    x = 38,615,379,201.17/224,973
  6. Step 6: Final answer
    x = 171,644.50

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1.5x scale

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.