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Finding the Fourth Proportional to 270,829.80, 373,712.94 and 167,447.88

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Solution

The fourth proportional to 270,829.80, 373,712.94 and 167,447.88 is: 231,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,829.80 : 373,712.94 = 167,447.88 : x
  2. Step 2: Convert to fraction form
    270,829.80/373,712.94 = 167,447.88/x
  3. Step 3: Cross multiply
    270,829.80x = 373,712.94 × 167,447.88
  4. Step 4: Simplify right side
    270,829.80x = 62,577,439,531.57
  5. Step 5: Solve for x
    x = 62,577,439,531.57/270,829.80
  6. Step 6: Final answer
    x = 231,058.18

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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.