Home / 82,467.42-113,764.95-48,909.66

Finding the Fourth Proportional to 82,467.42, 113,764.95 and 48,909.66

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Solution

The fourth proportional to 82,467.42, 113,764.95 and 48,909.66 is: 67,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,467.42 : 113,764.95 = 48,909.66 : x
  2. Step 2: Convert to fraction form
    82,467.42/113,764.95 = 48,909.66/x
  3. Step 3: Cross multiply
    82,467.42x = 113,764.95 × 48,909.66
  4. Step 4: Simplify right side
    82,467.42x = 5,564,205,024.42
  5. Step 5: Solve for x
    x = 5,564,205,024.42/82,467.42
  6. Step 6: Final answer
    x = 67,471.55

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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.