Home / 89,613.60-134,420.40-27,284.10

Finding the Fourth Proportional to 89,613.60, 134,420.40 and 27,284.10

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Solution

The fourth proportional to 89,613.60, 134,420.40 and 27,284.10 is: 40,926.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,613.60 : 134,420.40 = 27,284.10 : x
  2. Step 2: Convert to fraction form
    89,613.60/134,420.40 = 27,284.10/x
  3. Step 3: Cross multiply
    89,613.60x = 134,420.40 × 27,284.10
  4. Step 4: Simplify right side
    89,613.60x = 3,667,539,635.64
  5. Step 5: Solve for x
    x = 3,667,539,635.64/89,613.60
  6. Step 6: Final answer
    x = 40,926.15

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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.