Home / 130,327.56-195,559.20-71,152.20

Finding the Fourth Proportional to 130,327.56, 195,559.20 and 71,152.20

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Solution

The fourth proportional to 130,327.56, 195,559.20 and 71,152.20 is: 106,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,327.56 : 195,559.20 = 71,152.20 : x
  2. Step 2: Convert to fraction form
    130,327.56/195,559.20 = 71,152.20/x
  3. Step 3: Cross multiply
    130,327.56x = 195,559.20 × 71,152.20
  4. Step 4: Simplify right side
    130,327.56x = 13,914,467,310.24
  5. Step 5: Solve for x
    x = 13,914,467,310.24/130,327.56
  6. Step 6: Final answer
    x = 106,765.35

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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.