Home / 89,613.36-134,420.04-27,284.40

Finding the Fourth Proportional to 89,613.36, 134,420.04 and 27,284.40

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Solution

The fourth proportional to 89,613.36, 134,420.04 and 27,284.40 is: 40,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,613.36 : 134,420.04 = 27,284.40 : x
  2. Step 2: Convert to fraction form
    89,613.36/134,420.04 = 27,284.40/x
  3. Step 3: Cross multiply
    89,613.36x = 134,420.04 × 27,284.40
  4. Step 4: Simplify right side
    89,613.36x = 3,667,570,139.38
  5. Step 5: Solve for x
    x = 3,667,570,139.38/89,613.36
  6. Step 6: Final answer
    x = 40,926.60

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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.