Home / 130,057.20-195,084.78-41,317.62

Finding the Fourth Proportional to 130,057.20, 195,084.78 and 41,317.62

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Solution

The fourth proportional to 130,057.20, 195,084.78 and 41,317.62 is: 61,976.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,057.20 : 195,084.78 = 41,317.62 : x
  2. Step 2: Convert to fraction form
    130,057.20/195,084.78 = 41,317.62/x
  3. Step 3: Cross multiply
    130,057.20x = 195,084.78 × 41,317.62
  4. Step 4: Simplify right side
    130,057.20x = 8,060,438,807.82
  5. Step 5: Solve for x
    x = 8,060,438,807.82/130,057.20
  6. Step 6: Final answer
    x = 61,976.11

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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.