Home / 185,939.55-278,948.48-97,169.22

Finding the Fourth Proportional to 185,939.55, 278,948.48 and 97,169.22

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Solution

The fourth proportional to 185,939.55, 278,948.48 and 97,169.22 is: 145,774.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,939.55 : 278,948.48 = 97,169.22 : x
  2. Step 2: Convert to fraction form
    185,939.55/278,948.48 = 97,169.22/x
  3. Step 3: Cross multiply
    185,939.55x = 278,948.48 × 97,169.22
  4. Step 4: Simplify right side
    185,939.55x = 27,105,205,735.94
  5. Step 5: Solve for x
    x = 27,105,205,735.94/185,939.55
  6. Step 6: Final answer
    x = 145,774.29

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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.