Home / 80,106.30-120,158.54-23,946.87

Finding the Fourth Proportional to 80,106.30, 120,158.54 and 23,946.87

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Solution

The fourth proportional to 80,106.30, 120,158.54 and 23,946.87 is: 35,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,106.30 : 120,158.54 = 23,946.87 : x
  2. Step 2: Convert to fraction form
    80,106.30/120,158.54 = 23,946.87/x
  3. Step 3: Cross multiply
    80,106.30x = 120,158.54 × 23,946.87
  4. Step 4: Simplify right side
    80,106.30x = 2,877,420,817.04
  5. Step 5: Solve for x
    x = 2,877,420,817.04/80,106.30
  6. Step 6: Final answer
    x = 35,920.03

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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.