Home / 82,977.28-124,424.96-36,209.92

Finding the Fourth Proportional to 82,977.28, 124,424.96 and 36,209.92

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Solution

The fourth proportional to 82,977.28, 124,424.96 and 36,209.92 is: 54,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,977.28 : 124,424.96 = 36,209.92 : x
  2. Step 2: Convert to fraction form
    82,977.28/124,424.96 = 36,209.92/x
  3. Step 3: Cross multiply
    82,977.28x = 124,424.96 × 36,209.92
  4. Step 4: Simplify right side
    82,977.28x = 4,505,417,847.60
  5. Step 5: Solve for x
    x = 4,505,417,847.60/82,977.28
  6. Step 6: Final answer
    x = 54,297.01

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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.