Home / 68,934.38-95,105.22-45,075.02

Finding the Fourth Proportional to 68,934.38, 95,105.22 and 45,075.02

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Solution

The fourth proportional to 68,934.38, 95,105.22 and 45,075.02 is: 62,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934.38 : 95,105.22 = 45,075.02 : x
  2. Step 2: Convert to fraction form
    68,934.38/95,105.22 = 45,075.02/x
  3. Step 3: Cross multiply
    68,934.38x = 95,105.22 × 45,075.02
  4. Step 4: Simplify right side
    68,934.38x = 4,286,869,693.60
  5. Step 5: Solve for x
    x = 4,286,869,693.60/68,934.38
  6. Step 6: Final answer
    x = 62,187.69

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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.