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Finding the Fourth Proportional to 88,078.92, 132,118.38 and 25,749.42

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Solution

The fourth proportional to 88,078.92, 132,118.38 and 25,749.42 is: 38,624.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,078.92 : 132,118.38 = 25,749.42 : x
  2. Step 2: Convert to fraction form
    88,078.92/132,118.38 = 25,749.42/x
  3. Step 3: Cross multiply
    88,078.92x = 132,118.38 × 25,749.42
  4. Step 4: Simplify right side
    88,078.92x = 3,401,971,656.34
  5. Step 5: Solve for x
    x = 3,401,971,656.34/88,078.92
  6. Step 6: Final answer
    x = 38,624.13

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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.