Home / 115,173.28-172,783.14-48,613.48

Finding the Fourth Proportional to 115,173.28, 172,783.14 and 48,613.48

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Solution

The fourth proportional to 115,173.28, 172,783.14 and 48,613.48 is: 72,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,173.28 : 172,783.14 = 48,613.48 : x
  2. Step 2: Convert to fraction form
    115,173.28/172,783.14 = 48,613.48/x
  3. Step 3: Cross multiply
    115,173.28x = 172,783.14 × 48,613.48
  4. Step 4: Simplify right side
    115,173.28x = 8,399,589,720.73
  5. Step 5: Solve for x
    x = 8,399,589,720.73/115,173.28
  6. Step 6: Final answer
    x = 72,930.02

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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.