Home / 75,585.42-113,205.33-36,170.22

Finding the Fourth Proportional to 75,585.42, 113,205.33 and 36,170.22

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Solution

The fourth proportional to 75,585.42, 113,205.33 and 36,170.22 is: 54,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,585.42 : 113,205.33 = 36,170.22 : x
  2. Step 2: Convert to fraction form
    75,585.42/113,205.33 = 36,170.22/x
  3. Step 3: Cross multiply
    75,585.42x = 113,205.33 × 36,170.22
  4. Step 4: Simplify right side
    75,585.42x = 4,094,661,691.27
  5. Step 5: Solve for x
    x = 4,094,661,691.27/75,585.42
  6. Step 6: Final answer
    x = 54,172.64

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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.