Home / 115,207.83-172,785.78-41,335.83

Finding the Fourth Proportional to 115,207.83, 172,785.78 and 41,335.83

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Solution

The fourth proportional to 115,207.83, 172,785.78 and 41,335.83 is: 61,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,207.83 : 172,785.78 = 41,335.83 : x
  2. Step 2: Convert to fraction form
    115,207.83/172,785.78 = 41,335.83/x
  3. Step 3: Cross multiply
    115,207.83x = 172,785.78 × 41,335.83
  4. Step 4: Simplify right side
    115,207.83x = 7,142,243,628.50
  5. Step 5: Solve for x
    x = 7,142,243,628.50/115,207.83
  6. Step 6: Final answer
    x = 61,994.43

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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.