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Finding the Fourth Proportional to 267,587.39, 401,100.11 and 90,032.76

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Solution

The fourth proportional to 267,587.39, 401,100.11 and 90,032.76 is: 134,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,587.39 : 401,100.11 = 90,032.76 : x
  2. Step 2: Convert to fraction form
    267,587.39/401,100.11 = 90,032.76/x
  3. Step 3: Cross multiply
    267,587.39x = 401,100.11 × 90,032.76
  4. Step 4: Simplify right side
    267,587.39x = 36,112,149,939.60
  5. Step 5: Solve for x
    x = 36,112,149,939.60/267,587.39
  6. Step 6: Final answer
    x = 134,954.60

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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.