Home / 172,581.19-258,883.52-58,682.61

Finding the Fourth Proportional to 172,581.19, 258,883.52 and 58,682.61

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Solution

The fourth proportional to 172,581.19, 258,883.52 and 58,682.61 is: 88,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,581.19 : 258,883.52 = 58,682.61 : x
  2. Step 2: Convert to fraction form
    172,581.19/258,883.52 = 58,682.61/x
  3. Step 3: Cross multiply
    172,581.19x = 258,883.52 × 58,682.61
  4. Step 4: Simplify right side
    172,581.19x = 15,191,960,639.59
  5. Step 5: Solve for x
    x = 15,191,960,639.59/172,581.19
  6. Step 6: Final answer
    x = 88,027.91

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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.