Home / 130,375.78-195,562.02-41,628.16

Finding the Fourth Proportional to 130,375.78, 195,562.02 and 41,628.16

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Solution

The fourth proportional to 130,375.78, 195,562.02 and 41,628.16 is: 62,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,375.78 : 195,562.02 = 41,628.16 : x
  2. Step 2: Convert to fraction form
    130,375.78/195,562.02 = 41,628.16/x
  3. Step 3: Cross multiply
    130,375.78x = 195,562.02 × 41,628.16
  4. Step 4: Simplify right side
    130,375.78x = 8,140,887,058.48
  5. Step 5: Solve for x
    x = 8,140,887,058.48/130,375.78
  6. Step 6: Final answer
    x = 62,441.71

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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.