Home / 130,012.80-195,024.78-41,269.92

Finding the Fourth Proportional to 130,012.80, 195,024.78 and 41,269.92

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Solution

The fourth proportional to 130,012.80, 195,024.78 and 41,269.92 is: 61,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,012.80 : 195,024.78 = 41,269.92 : x
  2. Step 2: Convert to fraction form
    130,012.80/195,024.78 = 41,269.92/x
  3. Step 3: Cross multiply
    130,012.80x = 195,024.78 × 41,269.92
  4. Step 4: Simplify right side
    130,012.80x = 8,048,657,068.62
  5. Step 5: Solve for x
    x = 8,048,657,068.62/130,012.80
  6. Step 6: Final answer
    x = 61,906.65

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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.