Home / 275,742.10-413,613.15-181,263.70

Finding the Fourth Proportional to 275,742.10, 413,613.15 and 181,263.70

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Solution

The fourth proportional to 275,742.10, 413,613.15 and 181,263.70 is: 271,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,742.10 : 413,613.15 = 181,263.70 : x
  2. Step 2: Convert to fraction form
    275,742.10/413,613.15 = 181,263.70/x
  3. Step 3: Cross multiply
    275,742.10x = 413,613.15 × 181,263.70
  4. Step 4: Simplify right side
    275,742.10x = 74,973,049,937.66
  5. Step 5: Solve for x
    x = 74,973,049,937.66/275,742.10
  6. Step 6: Final answer
    x = 271,895.55

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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.