Home / 52,245.15-72,120.37-35,272.38

Finding the Fourth Proportional to 52,245.15, 72,120.37 and 35,272.38

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Solution

The fourth proportional to 52,245.15, 72,120.37 and 35,272.38 is: 48,690.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,245.15 : 72,120.37 = 35,272.38 : x
  2. Step 2: Convert to fraction form
    52,245.15/72,120.37 = 35,272.38/x
  3. Step 3: Cross multiply
    52,245.15x = 72,120.37 × 35,272.38
  4. Step 4: Simplify right side
    52,245.15x = 2,543,857,318.80
  5. Step 5: Solve for x
    x = 2,543,857,318.80/52,245.15
  6. Step 6: Final answer
    x = 48,690.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.