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Finding the Fourth Proportional to 224,828.88, 310,263.96 and 124,227.12

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Solution

The fourth proportional to 224,828.88, 310,263.96 and 124,227.12 is: 171,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,828.88 : 310,263.96 = 124,227.12 : x
  2. Step 2: Convert to fraction form
    224,828.88/310,263.96 = 124,227.12/x
  3. Step 3: Cross multiply
    224,828.88x = 310,263.96 × 124,227.12
  4. Step 4: Simplify right side
    224,828.88x = 38,543,198,190.60
  5. Step 5: Solve for x
    x = 38,543,198,190.60/224,828.88
  6. Step 6: Final answer
    x = 171,433.48

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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.