Home / 239,500.08-359,472.60-121,255.20

Finding the Fourth Proportional to 239,500.08, 359,472.60 and 121,255.20

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Solution

The fourth proportional to 239,500.08, 359,472.60 and 121,255.20 is: 181,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,500.08 : 359,472.60 = 121,255.20 : x
  2. Step 2: Convert to fraction form
    239,500.08/359,472.60 = 121,255.20/x
  3. Step 3: Cross multiply
    239,500.08x = 359,472.60 × 121,255.20
  4. Step 4: Simplify right side
    239,500.08x = 43,587,922,007.52
  5. Step 5: Solve for x
    x = 43,587,922,007.52/239,500.08
  6. Step 6: Final answer
    x = 181,995.44

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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.