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Finding the Fourth Proportional to 223,203.47, 334,520.49 and 104,613.53

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Solution

The fourth proportional to 223,203.47, 334,520.49 and 104,613.53 is: 156,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,203.47 : 334,520.49 = 104,613.53 : x
  2. Step 2: Convert to fraction form
    223,203.47/334,520.49 = 104,613.53/x
  3. Step 3: Cross multiply
    223,203.47x = 334,520.49 × 104,613.53
  4. Step 4: Simplify right side
    223,203.47x = 34,995,369,316.23
  5. Step 5: Solve for x
    x = 34,995,369,316.23/223,203.47
  6. Step 6: Final answer
    x = 156,786.85

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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.