Home / 180,147.31-270,129.15-60,161.08

Finding the Fourth Proportional to 180,147.31, 270,129.15 and 60,161.08

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Solution

The fourth proportional to 180,147.31, 270,129.15 and 60,161.08 is: 90,210.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,147.31 : 270,129.15 = 60,161.08 : x
  2. Step 2: Convert to fraction form
    180,147.31/270,129.15 = 60,161.08/x
  3. Step 3: Cross multiply
    180,147.31x = 270,129.15 × 60,161.08
  4. Step 4: Simplify right side
    180,147.31x = 16,251,261,403.48
  5. Step 5: Solve for x
    x = 16,251,261,403.48/180,147.31
  6. Step 6: Final answer
    x = 90,210.96

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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.