Home / 130,463.78-195,633.98-50,539.18

Finding the Fourth Proportional to 130,463.78, 195,633.98 and 50,539.18

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Solution

The fourth proportional to 130,463.78, 195,633.98 and 50,539.18 is: 75,784.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,463.78 : 195,633.98 = 50,539.18 : x
  2. Step 2: Convert to fraction form
    130,463.78/195,633.98 = 50,539.18/x
  3. Step 3: Cross multiply
    130,463.78x = 195,633.98 × 50,539.18
  4. Step 4: Simplify right side
    130,463.78x = 9,887,180,187.56
  5. Step 5: Solve for x
    x = 9,887,180,187.56/130,463.78
  6. Step 6: Final answer
    x = 75,784.87

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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.