Home / 45,678.15-68,517.42-16,079.94

Finding the Fourth Proportional to 45,678.15, 68,517.42 and 16,079.94

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Solution

The fourth proportional to 45,678.15, 68,517.42 and 16,079.94 is: 24,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.15 : 68,517.42 = 16,079.94 : x
  2. Step 2: Convert to fraction form
    45,678.15/68,517.42 = 16,079.94/x
  3. Step 3: Cross multiply
    45,678.15x = 68,517.42 × 16,079.94
  4. Step 4: Simplify right side
    45,678.15x = 1,101,756,002.55
  5. Step 5: Solve for x
    x = 1,101,756,002.55/45,678.15
  6. Step 6: Final answer
    x = 24,119.98

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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.