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Finding the Fourth Proportional to 267,275.88, 368,750.25 and 158,346.18

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Solution

The fourth proportional to 267,275.88, 368,750.25 and 158,346.18 is: 218,464.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,275.88 : 368,750.25 = 158,346.18 : x
  2. Step 2: Convert to fraction form
    267,275.88/368,750.25 = 158,346.18/x
  3. Step 3: Cross multiply
    267,275.88x = 368,750.25 × 158,346.18
  4. Step 4: Simplify right side
    267,275.88x = 58,390,193,461.55
  5. Step 5: Solve for x
    x = 58,390,193,461.55/267,275.88
  6. Step 6: Final answer
    x = 218,464.13

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1.5x scale

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.