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Finding the Fourth Proportional to 68,803.52, 94,860.96 and 44,561.66

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Solution

The fourth proportional to 68,803.52, 94,860.96 and 44,561.66 is: 61,438.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,803.52 : 94,860.96 = 44,561.66 : x
  2. Step 2: Convert to fraction form
    68,803.52/94,860.96 = 44,561.66/x
  3. Step 3: Cross multiply
    68,803.52x = 94,860.96 × 44,561.66
  4. Step 4: Simplify right side
    68,803.52x = 4,227,161,372.49
  5. Step 5: Solve for x
    x = 4,227,161,372.49/68,803.52
  6. Step 6: Final answer
    x = 61,438.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.