Home / 87,748.65-131,639.37-35,162.24

Finding the Fourth Proportional to 87,748.65, 131,639.37 and 35,162.24

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Solution

The fourth proportional to 87,748.65, 131,639.37 and 35,162.24 is: 52,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,748.65 : 131,639.37 = 35,162.24 : x
  2. Step 2: Convert to fraction form
    87,748.65/131,639.37 = 35,162.24/x
  3. Step 3: Cross multiply
    87,748.65x = 131,639.37 × 35,162.24
  4. Step 4: Simplify right side
    87,748.65x = 4,628,734,463.19
  5. Step 5: Solve for x
    x = 4,628,734,463.19/87,748.65
  6. Step 6: Final answer
    x = 52,749.92

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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.