Home / 105,819.22-146,030.11-58,073.37

Finding the Fourth Proportional to 105,819.22, 146,030.11 and 58,073.37

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Solution

The fourth proportional to 105,819.22, 146,030.11 and 58,073.37 is: 80,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,819.22 : 146,030.11 = 58,073.37 : x
  2. Step 2: Convert to fraction form
    105,819.22/146,030.11 = 58,073.37/x
  3. Step 3: Cross multiply
    105,819.22x = 146,030.11 × 58,073.37
  4. Step 4: Simplify right side
    105,819.22x = 8,480,460,609.17
  5. Step 5: Solve for x
    x = 8,480,460,609.17/105,819.22
  6. Step 6: Final answer
    x = 80,141.02

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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.