Home / 43,180.66-64,650-32,617.45

Finding the Fourth Proportional to 43,180.66, 64,650 and 32,617.45

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Solution

The fourth proportional to 43,180.66, 64,650 and 32,617.45 is: 48,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180.66 : 64,650 = 32,617.45 : x
  2. Step 2: Convert to fraction form
    43,180.66/64,650 = 32,617.45/x
  3. Step 3: Cross multiply
    43,180.66x = 64,650 × 32,617.45
  4. Step 4: Simplify right side
    43,180.66x = 2,108,718,142.50
  5. Step 5: Solve for x
    x = 2,108,718,142.50/43,180.66
  6. Step 6: Final answer
    x = 48,834.78

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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.