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Finding the Fourth Proportional to 60,459.95, 90,716.05 and 23,031.27

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Solution

The fourth proportional to 60,459.95, 90,716.05 and 23,031.27 is: 34,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,459.95 : 90,716.05 = 23,031.27 : x
  2. Step 2: Convert to fraction form
    60,459.95/90,716.05 = 23,031.27/x
  3. Step 3: Cross multiply
    60,459.95x = 90,716.05 × 23,031.27
  4. Step 4: Simplify right side
    60,459.95x = 2,089,305,869.67
  5. Step 5: Solve for x
    x = 2,089,305,869.67/60,459.95
  6. Step 6: Final answer
    x = 34,556.86

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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.