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Finding the Fourth Proportional to 224,070.40, 335,788.80 and 124,274.56

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Solution

The fourth proportional to 224,070.40, 335,788.80 and 124,274.56 is: 186,236.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,070.40 : 335,788.80 = 124,274.56 : x
  2. Step 2: Convert to fraction form
    224,070.40/335,788.80 = 124,274.56/x
  3. Step 3: Cross multiply
    224,070.40x = 335,788.80 × 124,274.56
  4. Step 4: Simplify right side
    224,070.40x = 41,730,005,372.93
  5. Step 5: Solve for x
    x = 41,730,005,372.93/224,070.40
  6. Step 6: Final answer
    x = 186,236.14

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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.