Home / 95,400.02-143,131.13-47,990.65

Finding the Fourth Proportional to 95,400.02, 143,131.13 and 47,990.65

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Solution

The fourth proportional to 95,400.02, 143,131.13 and 47,990.65 is: 72,001.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,400.02 : 143,131.13 = 47,990.65 : x
  2. Step 2: Convert to fraction form
    95,400.02/143,131.13 = 47,990.65/x
  3. Step 3: Cross multiply
    95,400.02x = 143,131.13 × 47,990.65
  4. Step 4: Simplify right side
    95,400.02x = 6,868,955,680.70
  5. Step 5: Solve for x
    x = 6,868,955,680.70/95,400.02
  6. Step 6: Final answer
    x = 72,001.61

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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.