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Finding the Fourth Proportional to 224,657.20, 336,548.40 and 124,638.40

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Solution

The fourth proportional to 224,657.20, 336,548.40 and 124,638.40 is: 186,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,657.20 : 336,548.40 = 124,638.40 : x
  2. Step 2: Convert to fraction form
    224,657.20/336,548.40 = 124,638.40/x
  3. Step 3: Cross multiply
    224,657.20x = 336,548.40 × 124,638.40
  4. Step 4: Simplify right side
    224,657.20x = 41,946,854,098.56
  5. Step 5: Solve for x
    x = 41,946,854,098.56/224,657.20
  6. Step 6: Final answer
    x = 186,714.93

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1.5x scale

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.