Home / 89,541.28-134,303.20-27,212.32

Finding the Fourth Proportional to 89,541.28, 134,303.20 and 27,212.32

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Solution

The fourth proportional to 89,541.28, 134,303.20 and 27,212.32 is: 40,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,541.28 : 134,303.20 = 27,212.32 : x
  2. Step 2: Convert to fraction form
    89,541.28/134,303.20 = 27,212.32/x
  3. Step 3: Cross multiply
    89,541.28x = 134,303.20 × 27,212.32
  4. Step 4: Simplify right side
    89,541.28x = 3,654,701,655.42
  5. Step 5: Solve for x
    x = 3,654,701,655.42/89,541.28
  6. Step 6: Final answer
    x = 40,815.83

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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.