Home / 241,931.20-362,810.40-84,164.80

Finding the Fourth Proportional to 241,931.20, 362,810.40 and 84,164.80

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Solution

The fourth proportional to 241,931.20, 362,810.40 and 84,164.80 is: 126,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,931.20 : 362,810.40 = 84,164.80 : x
  2. Step 2: Convert to fraction form
    241,931.20/362,810.40 = 84,164.80/x
  3. Step 3: Cross multiply
    241,931.20x = 362,810.40 × 84,164.80
  4. Step 4: Simplify right side
    241,931.20x = 30,535,864,753.92
  5. Step 5: Solve for x
    x = 30,535,864,753.92/241,931.20
  6. Step 6: Final answer
    x = 126,217.14

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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.