Home / 130,023.70-195,035.55-36,517.30

Finding the Fourth Proportional to 130,023.70, 195,035.55 and 36,517.30

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Solution

The fourth proportional to 130,023.70, 195,035.55 and 36,517.30 is: 54,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,023.70 : 195,035.55 = 36,517.30 : x
  2. Step 2: Convert to fraction form
    130,023.70/195,035.55 = 36,517.30/x
  3. Step 3: Cross multiply
    130,023.70x = 195,035.55 × 36,517.30
  4. Step 4: Simplify right side
    130,023.70x = 7,122,171,690.02
  5. Step 5: Solve for x
    x = 7,122,171,690.02/130,023.70
  6. Step 6: Final answer
    x = 54,775.95

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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.