Home / 95,767.57-132,139.18-55,478.91

Finding the Fourth Proportional to 95,767.57, 132,139.18 and 55,478.91

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Solution

The fourth proportional to 95,767.57, 132,139.18 and 55,478.91 is: 76,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,767.57 : 132,139.18 = 55,478.91 : x
  2. Step 2: Convert to fraction form
    95,767.57/132,139.18 = 55,478.91/x
  3. Step 3: Cross multiply
    95,767.57x = 132,139.18 × 55,478.91
  4. Step 4: Simplify right side
    95,767.57x = 7,330,937,674.69
  5. Step 5: Solve for x
    x = 7,330,937,674.69/95,767.57
  6. Step 6: Final answer
    x = 76,549.27

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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.