Home / 148,976.40-223,464.60-132,646.80

Finding the Fourth Proportional to 148,976.40, 223,464.60 and 132,646.80

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Solution

The fourth proportional to 148,976.40, 223,464.60 and 132,646.80 is: 198,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,976.40 : 223,464.60 = 132,646.80 : x
  2. Step 2: Convert to fraction form
    148,976.40/223,464.60 = 132,646.80/x
  3. Step 3: Cross multiply
    148,976.40x = 223,464.60 × 132,646.80
  4. Step 4: Simplify right side
    148,976.40x = 29,641,864,103.28
  5. Step 5: Solve for x
    x = 29,641,864,103.28/148,976.40
  6. Step 6: Final answer
    x = 198,970.20

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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.