Home / 130,212.92-195,348.46-55,335.44

Finding the Fourth Proportional to 130,212.92, 195,348.46 and 55,335.44

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Solution

The fourth proportional to 130,212.92, 195,348.46 and 55,335.44 is: 83,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,212.92 : 195,348.46 = 55,335.44 : x
  2. Step 2: Convert to fraction form
    130,212.92/195,348.46 = 55,335.44/x
  3. Step 3: Cross multiply
    130,212.92x = 195,348.46 × 55,335.44
  4. Step 4: Simplify right side
    130,212.92x = 10,809,692,987.42
  5. Step 5: Solve for x
    x = 10,809,692,987.42/130,212.92
  6. Step 6: Final answer
    x = 83,015.52

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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.