Home / 185,410.48-255,868.56-108,932.80

Finding the Fourth Proportional to 185,410.48, 255,868.56 and 108,932.80

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Solution

The fourth proportional to 185,410.48, 255,868.56 and 108,932.80 is: 150,328.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,410.48 : 255,868.56 = 108,932.80 : x
  2. Step 2: Convert to fraction form
    185,410.48/255,868.56 = 108,932.80/x
  3. Step 3: Cross multiply
    185,410.48x = 255,868.56 × 108,932.80
  4. Step 4: Simplify right side
    185,410.48x = 27,872,478,672.77
  5. Step 5: Solve for x
    x = 27,872,478,672.77/185,410.48
  6. Step 6: Final answer
    x = 150,328.50

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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.