Home / 84,470.10-116,567.25-48,660

Finding the Fourth Proportional to 84,470.10, 116,567.25 and 48,660

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Solution

The fourth proportional to 84,470.10, 116,567.25 and 48,660 is: 67,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,470.10 : 116,567.25 = 48,660 : x
  2. Step 2: Convert to fraction form
    84,470.10/116,567.25 = 48,660/x
  3. Step 3: Cross multiply
    84,470.10x = 116,567.25 × 48,660
  4. Step 4: Simplify right side
    84,470.10x = 5,672,162,385
  5. Step 5: Solve for x
    x = 5,672,162,385/84,470.10
  6. Step 6: Final answer
    x = 67,149.94

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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.