Home / 80,160.17-120,240.14-32,150.43

Finding the Fourth Proportional to 80,160.17, 120,240.14 and 32,150.43

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Solution

The fourth proportional to 80,160.17, 120,240.14 and 32,150.43 is: 48,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,160.17 : 120,240.14 = 32,150.43 : x
  2. Step 2: Convert to fraction form
    80,160.17/120,240.14 = 32,150.43/x
  3. Step 3: Cross multiply
    80,160.17x = 120,240.14 × 32,150.43
  4. Step 4: Simplify right side
    80,160.17x = 3,865,772,043.51
  5. Step 5: Solve for x
    x = 3,865,772,043.51/80,160.17
  6. Step 6: Final answer
    x = 48,225.60

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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.