Home / 121,293.30-181,975.04-50,202.80

Finding the Fourth Proportional to 121,293.30, 181,975.04 and 50,202.80

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Solution

The fourth proportional to 121,293.30, 181,975.04 and 50,202.80 is: 75,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,293.30 : 181,975.04 = 50,202.80 : x
  2. Step 2: Convert to fraction form
    121,293.30/181,975.04 = 50,202.80/x
  3. Step 3: Cross multiply
    121,293.30x = 181,975.04 × 50,202.80
  4. Step 4: Simplify right side
    121,293.30x = 9,135,656,538.11
  5. Step 5: Solve for x
    x = 9,135,656,538.11/121,293.30
  6. Step 6: Final answer
    x = 75,318.72

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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.