Home / 148,275.85-204,620.76-80,293.36

Finding the Fourth Proportional to 148,275.85, 204,620.76 and 80,293.36

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Solution

The fourth proportional to 148,275.85, 204,620.76 and 80,293.36 is: 110,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,275.85 : 204,620.76 = 80,293.36 : x
  2. Step 2: Convert to fraction form
    148,275.85/204,620.76 = 80,293.36/x
  3. Step 3: Cross multiply
    148,275.85x = 204,620.76 × 80,293.36
  4. Step 4: Simplify right side
    148,275.85x = 16,429,687,323.05
  5. Step 5: Solve for x
    x = 16,429,687,323.05/148,275.85
  6. Step 6: Final answer
    x = 110,804.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.