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Finding the Fourth Proportional to 68,699.80, 103,047 and 24,324.76

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Solution

The fourth proportional to 68,699.80, 103,047 and 24,324.76 is: 36,486.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,699.80 : 103,047 = 24,324.76 : x
  2. Step 2: Convert to fraction form
    68,699.80/103,047 = 24,324.76/x
  3. Step 3: Cross multiply
    68,699.80x = 103,047 × 24,324.76
  4. Step 4: Simplify right side
    68,699.80x = 2,506,593,543.72
  5. Step 5: Solve for x
    x = 2,506,593,543.72/68,699.80
  6. Step 6: Final answer
    x = 36,486.18

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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.