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Finding the Fourth Proportional to 61,742.28, 92,613.42 and 14,994.84

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Solution

The fourth proportional to 61,742.28, 92,613.42 and 14,994.84 is: 22,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,742.28 : 92,613.42 = 14,994.84 : x
  2. Step 2: Convert to fraction form
    61,742.28/92,613.42 = 14,994.84/x
  3. Step 3: Cross multiply
    61,742.28x = 92,613.42 × 14,994.84
  4. Step 4: Simplify right side
    61,742.28x = 1,388,723,414.75
  5. Step 5: Solve for x
    x = 1,388,723,414.75/61,742.28
  6. Step 6: Final answer
    x = 22,492.26

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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.