Home / 172,515.43-238,078.26-96,037.66

Finding the Fourth Proportional to 172,515.43, 238,078.26 and 96,037.66

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Solution

The fourth proportional to 172,515.43, 238,078.26 and 96,037.66 is: 132,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,515.43 : 238,078.26 = 96,037.66 : x
  2. Step 2: Convert to fraction form
    172,515.43/238,078.26 = 96,037.66/x
  3. Step 3: Cross multiply
    172,515.43x = 238,078.26 × 96,037.66
  4. Step 4: Simplify right side
    172,515.43x = 22,864,477,316.69
  5. Step 5: Solve for x
    x = 22,864,477,316.69/172,515.43
  6. Step 6: Final answer
    x = 132,535.84

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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.