Home / 149,120.88-223,612.20-55,601.52

Finding the Fourth Proportional to 149,120.88, 223,612.20 and 55,601.52

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Solution

The fourth proportional to 149,120.88, 223,612.20 and 55,601.52 is: 83,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,120.88 : 223,612.20 = 55,601.52 : x
  2. Step 2: Convert to fraction form
    149,120.88/223,612.20 = 55,601.52/x
  3. Step 3: Cross multiply
    149,120.88x = 223,612.20 × 55,601.52
  4. Step 4: Simplify right side
    149,120.88x = 12,433,178,210.54
  5. Step 5: Solve for x
    x = 12,433,178,210.54/149,120.88
  6. Step 6: Final answer
    x = 83,376.51

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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.