Home / 130,376.78-195,563.52-41,629.16

Finding the Fourth Proportional to 130,376.78, 195,563.52 and 41,629.16

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Solution

The fourth proportional to 130,376.78, 195,563.52 and 41,629.16 is: 62,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,376.78 : 195,563.52 = 41,629.16 : x
  2. Step 2: Convert to fraction form
    130,376.78/195,563.52 = 41,629.16/x
  3. Step 3: Cross multiply
    130,376.78x = 195,563.52 × 41,629.16
  4. Step 4: Simplify right side
    130,376.78x = 8,141,145,064.24
  5. Step 5: Solve for x
    x = 8,141,145,064.24/130,376.78
  6. Step 6: Final answer
    x = 62,443.21

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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.