Home / 84,382.05-126,573.20-34,462.16

Finding the Fourth Proportional to 84,382.05, 126,573.20 and 34,462.16

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Solution

The fourth proportional to 84,382.05, 126,573.20 and 34,462.16 is: 51,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,382.05 : 126,573.20 = 34,462.16 : x
  2. Step 2: Convert to fraction form
    84,382.05/126,573.20 = 34,462.16/x
  3. Step 3: Cross multiply
    84,382.05x = 126,573.20 × 34,462.16
  4. Step 4: Simplify right side
    84,382.05x = 4,361,985,064.94
  5. Step 5: Solve for x
    x = 4,361,985,064.94/84,382.05
  6. Step 6: Final answer
    x = 51,693.28

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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.