Home / 179,230.86-247,309.65-102,735.90

Finding the Fourth Proportional to 179,230.86, 247,309.65 and 102,735.90

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Solution

The fourth proportional to 179,230.86, 247,309.65 and 102,735.90 is: 141,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,230.86 : 247,309.65 = 102,735.90 : x
  2. Step 2: Convert to fraction form
    179,230.86/247,309.65 = 102,735.90/x
  3. Step 3: Cross multiply
    179,230.86x = 247,309.65 × 102,735.90
  4. Step 4: Simplify right side
    179,230.86x = 25,407,579,471.44
  5. Step 5: Solve for x
    x = 25,407,579,471.44/179,230.86
  6. Step 6: Final answer
    x = 141,758.96

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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.