Home / 130,358.56-195,569.84-41,612

Finding the Fourth Proportional to 130,358.56, 195,569.84 and 41,612

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Solution

The fourth proportional to 130,358.56, 195,569.84 and 41,612 is: 62,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,358.56 : 195,569.84 = 41,612 : x
  2. Step 2: Convert to fraction form
    130,358.56/195,569.84 = 41,612/x
  3. Step 3: Cross multiply
    130,358.56x = 195,569.84 × 41,612
  4. Step 4: Simplify right side
    130,358.56x = 8,138,052,182.08
  5. Step 5: Solve for x
    x = 8,138,052,182.08/130,358.56
  6. Step 6: Final answer
    x = 62,428.21

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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.