Home / 63,172.42-87,074.09-44,781.69

Finding the Fourth Proportional to 63,172.42, 87,074.09 and 44,781.69

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Solution

The fourth proportional to 63,172.42, 87,074.09 and 44,781.69 is: 61,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,172.42 : 87,074.09 = 44,781.69 : x
  2. Step 2: Convert to fraction form
    63,172.42/87,074.09 = 44,781.69/x
  3. Step 3: Cross multiply
    63,172.42x = 87,074.09 × 44,781.69
  4. Step 4: Simplify right side
    63,172.42x = 3,899,324,246.13
  5. Step 5: Solve for x
    x = 3,899,324,246.13/63,172.42
  6. Step 6: Final answer
    x = 61,725.10

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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.