Home / 175,998.28-243,078.09-119,311.24

Finding the Fourth Proportional to 175,998.28, 243,078.09 and 119,311.24

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Solution

The fourth proportional to 175,998.28, 243,078.09 and 119,311.24 is: 164,785.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,998.28 : 243,078.09 = 119,311.24 : x
  2. Step 2: Convert to fraction form
    175,998.28/243,078.09 = 119,311.24/x
  3. Step 3: Cross multiply
    175,998.28x = 243,078.09 × 119,311.24
  4. Step 4: Simplify right side
    175,998.28x = 29,001,948,334.73
  5. Step 5: Solve for x
    x = 29,001,948,334.73/175,998.28
  6. Step 6: Final answer
    x = 164,785.41

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1.5x scale

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.