Home / 55,498.40-83,247.60-32,112.80

Finding the Fourth Proportional to 55,498.40, 83,247.60 and 32,112.80

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Solution

The fourth proportional to 55,498.40, 83,247.60 and 32,112.80 is: 48,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,498.40 : 83,247.60 = 32,112.80 : x
  2. Step 2: Convert to fraction form
    55,498.40/83,247.60 = 32,112.80/x
  3. Step 3: Cross multiply
    55,498.40x = 83,247.60 × 32,112.80
  4. Step 4: Simplify right side
    55,498.40x = 2,673,313,529.28
  5. Step 5: Solve for x
    x = 2,673,313,529.28/55,498.40
  6. Step 6: Final answer
    x = 48,169.20

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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.