Home / 130,442.82-195,584.27-55,520.30

Finding the Fourth Proportional to 130,442.82, 195,584.27 and 55,520.30

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Solution

The fourth proportional to 130,442.82, 195,584.27 and 55,520.30 is: 83,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,442.82 : 195,584.27 = 55,520.30 : x
  2. Step 2: Convert to fraction form
    130,442.82/195,584.27 = 55,520.30/x
  3. Step 3: Cross multiply
    130,442.82x = 195,584.27 × 55,520.30
  4. Step 4: Simplify right side
    130,442.82x = 10,858,897,869.34
  5. Step 5: Solve for x
    x = 10,858,897,869.34/130,442.82
  6. Step 6: Final answer
    x = 83,246.42

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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.