Home / 173,834.60-260,828.70-80,292.20

Finding the Fourth Proportional to 173,834.60, 260,828.70 and 80,292.20

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Solution

The fourth proportional to 173,834.60, 260,828.70 and 80,292.20 is: 120,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,834.60 : 260,828.70 = 80,292.20 : x
  2. Step 2: Convert to fraction form
    173,834.60/260,828.70 = 80,292.20/x
  3. Step 3: Cross multiply
    173,834.60x = 260,828.70 × 80,292.20
  4. Step 4: Simplify right side
    173,834.60x = 20,942,510,146.14
  5. Step 5: Solve for x
    x = 20,942,510,146.14/173,834.60
  6. Step 6: Final answer
    x = 120,473.77

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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.