Home / 130,663.13-195,976.25-41,905.11

Finding the Fourth Proportional to 130,663.13, 195,976.25 and 41,905.11

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Solution

The fourth proportional to 130,663.13, 195,976.25 and 41,905.11 is: 62,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,663.13 : 195,976.25 = 41,905.11 : x
  2. Step 2: Convert to fraction form
    130,663.13/195,976.25 = 41,905.11/x
  3. Step 3: Cross multiply
    130,663.13x = 195,976.25 × 41,905.11
  4. Step 4: Simplify right side
    130,663.13x = 8,212,406,104.11
  5. Step 5: Solve for x
    x = 8,212,406,104.11/130,663.13
  6. Step 6: Final answer
    x = 62,851.75

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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.