Home / 180,890.24-271,335.04-70,081.92

Finding the Fourth Proportional to 180,890.24, 271,335.04 and 70,081.92

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Solution

The fourth proportional to 180,890.24, 271,335.04 and 70,081.92 is: 105,122.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,890.24 : 271,335.04 = 70,081.92 : x
  2. Step 2: Convert to fraction form
    180,890.24/271,335.04 = 70,081.92/x
  3. Step 3: Cross multiply
    180,890.24x = 271,335.04 × 70,081.92
  4. Step 4: Simplify right side
    180,890.24x = 19,015,680,566.48
  5. Step 5: Solve for x
    x = 19,015,680,566.48/180,890.24
  6. Step 6: Final answer
    x = 105,122.76

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1.5x scale

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.