Home / 95,715.07-143,604.57-42,399.80

Finding the Fourth Proportional to 95,715.07, 143,604.57 and 42,399.80

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Solution

The fourth proportional to 95,715.07, 143,604.57 and 42,399.80 is: 63,613.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,715.07 : 143,604.57 = 42,399.80 : x
  2. Step 2: Convert to fraction form
    95,715.07/143,604.57 = 42,399.80/x
  3. Step 3: Cross multiply
    95,715.07x = 143,604.57 × 42,399.80
  4. Step 4: Simplify right side
    95,715.07x = 6,088,805,047.09
  5. Step 5: Solve for x
    x = 6,088,805,047.09/95,715.07
  6. Step 6: Final answer
    x = 63,613.86

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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.