Home / 96,914.85-145,372.28-30,355.22

Finding the Fourth Proportional to 96,914.85, 145,372.28 and 30,355.22

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Solution

The fourth proportional to 96,914.85, 145,372.28 and 30,355.22 is: 45,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,914.85 : 145,372.28 = 30,355.22 : x
  2. Step 2: Convert to fraction form
    96,914.85/145,372.28 = 30,355.22/x
  3. Step 3: Cross multiply
    96,914.85x = 145,372.28 × 30,355.22
  4. Step 4: Simplify right side
    96,914.85x = 4,412,807,353.10
  5. Step 5: Solve for x
    x = 4,412,807,353.10/96,914.85
  6. Step 6: Final answer
    x = 45,532.83

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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.