Home / 95,747.80-143,621.76-45,816.16

Finding the Fourth Proportional to 95,747.80, 143,621.76 and 45,816.16

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Solution

The fourth proportional to 95,747.80, 143,621.76 and 45,816.16 is: 68,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,747.80 : 143,621.76 = 45,816.16 : x
  2. Step 2: Convert to fraction form
    95,747.80/143,621.76 = 45,816.16/x
  3. Step 3: Cross multiply
    95,747.80x = 143,621.76 × 45,816.16
  4. Step 4: Simplify right side
    95,747.80x = 6,580,197,535.64
  5. Step 5: Solve for x
    x = 6,580,197,535.64/95,747.80
  6. Step 6: Final answer
    x = 68,724.27

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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.