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Finding the Fourth Proportional to 60,860.76, 91,291.14 and 22,917.15

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Solution

The fourth proportional to 60,860.76, 91,291.14 and 22,917.15 is: 34,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,860.76 : 91,291.14 = 22,917.15 : x
  2. Step 2: Convert to fraction form
    60,860.76/91,291.14 = 22,917.15/x
  3. Step 3: Cross multiply
    60,860.76x = 91,291.14 × 22,917.15
  4. Step 4: Simplify right side
    60,860.76x = 2,092,132,749.05
  5. Step 5: Solve for x
    x = 2,092,132,749.05/60,860.76
  6. Step 6: Final answer
    x = 34,375.73

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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.