Home / 76,062.28-113,544.65-64,265.80

Finding the Fourth Proportional to 76,062.28, 113,544.65 and 64,265.80

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Solution

The fourth proportional to 76,062.28, 113,544.65 and 64,265.80 is: 95,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,062.28 : 113,544.65 = 64,265.80 : x
  2. Step 2: Convert to fraction form
    76,062.28/113,544.65 = 64,265.80/x
  3. Step 3: Cross multiply
    76,062.28x = 113,544.65 × 64,265.80
  4. Step 4: Simplify right side
    76,062.28x = 7,297,037,767.97
  5. Step 5: Solve for x
    x = 7,297,037,767.97/76,062.28
  6. Step 6: Final answer
    x = 95,935.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.