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Finding the Fourth Proportional to 229,219.98, 343,792.24 and 60,750.78

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Solution

The fourth proportional to 229,219.98, 343,792.24 and 60,750.78 is: 91,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,219.98 : 343,792.24 = 60,750.78 : x
  2. Step 2: Convert to fraction form
    229,219.98/343,792.24 = 60,750.78/x
  3. Step 3: Cross multiply
    229,219.98x = 343,792.24 × 60,750.78
  4. Step 4: Simplify right side
    229,219.98x = 20,885,646,737.95
  5. Step 5: Solve for x
    x = 20,885,646,737.95/229,219.98
  6. Step 6: Final answer
    x = 91,116.17

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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.