Home / 84,348.65-126,557.94-36,939.23

Finding the Fourth Proportional to 84,348.65, 126,557.94 and 36,939.23

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Solution

The fourth proportional to 84,348.65, 126,557.94 and 36,939.23 is: 55,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,348.65 : 126,557.94 = 36,939.23 : x
  2. Step 2: Convert to fraction form
    84,348.65/126,557.94 = 36,939.23/x
  3. Step 3: Cross multiply
    84,348.65x = 126,557.94 × 36,939.23
  4. Step 4: Simplify right side
    84,348.65x = 4,674,952,221.20
  5. Step 5: Solve for x
    x = 4,674,952,221.20/84,348.65
  6. Step 6: Final answer
    x = 55,424.15

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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.