Home / 94,162.70-129,945.30-51,722.18

Finding the Fourth Proportional to 94,162.70, 129,945.30 and 51,722.18

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Solution

The fourth proportional to 94,162.70, 129,945.30 and 51,722.18 is: 71,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,162.70 : 129,945.30 = 51,722.18 : x
  2. Step 2: Convert to fraction form
    94,162.70/129,945.30 = 51,722.18/x
  3. Step 3: Cross multiply
    94,162.70x = 129,945.30 × 51,722.18
  4. Step 4: Simplify right side
    94,162.70x = 6,721,054,196.75
  5. Step 5: Solve for x
    x = 6,721,054,196.75/94,162.70
  6. Step 6: Final answer
    x = 71,377.03

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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.