Home / 146,998.80-220,517.64-47,125.80

Finding the Fourth Proportional to 146,998.80, 220,517.64 and 47,125.80

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Solution

The fourth proportional to 146,998.80, 220,517.64 and 47,125.80 is: 70,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,998.80 : 220,517.64 = 47,125.80 : x
  2. Step 2: Convert to fraction form
    146,998.80/220,517.64 = 47,125.80/x
  3. Step 3: Cross multiply
    146,998.80x = 220,517.64 × 47,125.80
  4. Step 4: Simplify right side
    146,998.80x = 10,392,070,199.11
  5. Step 5: Solve for x
    x = 10,392,070,199.11/146,998.80
  6. Step 6: Final answer
    x = 70,694.93

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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.