Home / 97,049.92-145,341.60-55,370.56

Finding the Fourth Proportional to 97,049.92, 145,341.60 and 55,370.56

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Solution

The fourth proportional to 97,049.92, 145,341.60 and 55,370.56 is: 82,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,049.92 : 145,341.60 = 55,370.56 : x
  2. Step 2: Convert to fraction form
    97,049.92/145,341.60 = 55,370.56/x
  3. Step 3: Cross multiply
    97,049.92x = 145,341.60 × 55,370.56
  4. Step 4: Simplify right side
    97,049.92x = 8,047,645,783.30
  5. Step 5: Solve for x
    x = 8,047,645,783.30/97,049.92
  6. Step 6: Final answer
    x = 82,922.75

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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.