Home / 130,439.89-195,650.27-41,669.56

Finding the Fourth Proportional to 130,439.89, 195,650.27 and 41,669.56

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Solution

The fourth proportional to 130,439.89, 195,650.27 and 41,669.56 is: 62,501.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,439.89 : 195,650.27 = 41,669.56 : x
  2. Step 2: Convert to fraction form
    130,439.89/195,650.27 = 41,669.56/x
  3. Step 3: Cross multiply
    130,439.89x = 195,650.27 × 41,669.56
  4. Step 4: Simplify right side
    130,439.89x = 8,152,659,478.18
  5. Step 5: Solve for x
    x = 8,152,659,478.18/130,439.89
  6. Step 6: Final answer
    x = 62,501.28

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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.