Home / 76,337.48-114,516.70-26,404.20

Finding the Fourth Proportional to 76,337.48, 114,516.70 and 26,404.20

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Solution

The fourth proportional to 76,337.48, 114,516.70 and 26,404.20 is: 39,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,337.48 : 114,516.70 = 26,404.20 : x
  2. Step 2: Convert to fraction form
    76,337.48/114,516.70 = 26,404.20/x
  3. Step 3: Cross multiply
    76,337.48x = 114,516.70 × 26,404.20
  4. Step 4: Simplify right side
    76,337.48x = 3,023,721,850.14
  5. Step 5: Solve for x
    x = 3,023,721,850.14/76,337.48
  6. Step 6: Final answer
    x = 39,609.92

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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.