Home / 130,266.92-195,269.10-51,350.60

Finding the Fourth Proportional to 130,266.92, 195,269.10 and 51,350.60

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Solution

The fourth proportional to 130,266.92, 195,269.10 and 51,350.60 is: 76,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,266.92 : 195,269.10 = 51,350.60 : x
  2. Step 2: Convert to fraction form
    130,266.92/195,269.10 = 51,350.60/x
  3. Step 3: Cross multiply
    130,266.92x = 195,269.10 × 51,350.60
  4. Step 4: Simplify right side
    130,266.92x = 10,027,185,446.46
  5. Step 5: Solve for x
    x = 10,027,185,446.46/130,266.92
  6. Step 6: Final answer
    x = 76,974.15

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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.