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Finding the Fourth Proportional to 60,275.84, 90,401.40 and 22,822.99

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Solution

The fourth proportional to 60,275.84, 90,401.40 and 22,822.99 is: 34,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,275.84 : 90,401.40 = 22,822.99 : x
  2. Step 2: Convert to fraction form
    60,275.84/90,401.40 = 22,822.99/x
  3. Step 3: Cross multiply
    60,275.84x = 90,401.40 × 22,822.99
  4. Step 4: Simplify right side
    60,275.84x = 2,063,230,022.18
  5. Step 5: Solve for x
    x = 2,063,230,022.18/60,275.84
  6. Step 6: Final answer
    x = 34,229.80

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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.