Home / 267,575.16-401,424.18-90,077.43

Finding the Fourth Proportional to 267,575.16, 401,424.18 and 90,077.43

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Solution

The fourth proportional to 267,575.16, 401,424.18 and 90,077.43 is: 135,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,575.16 : 401,424.18 = 90,077.43 : x
  2. Step 2: Convert to fraction form
    267,575.16/401,424.18 = 90,077.43/x
  3. Step 3: Cross multiply
    267,575.16x = 401,424.18 × 90,077.43
  4. Step 4: Simplify right side
    267,575.16x = 36,159,258,474.26
  5. Step 5: Solve for x
    x = 36,159,258,474.26/267,575.16
  6. Step 6: Final answer
    x = 135,136.83

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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.