Home / 155,946.48-233,725.92-71,617.19

Finding the Fourth Proportional to 155,946.48, 233,725.92 and 71,617.19

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Solution

The fourth proportional to 155,946.48, 233,725.92 and 71,617.19 is: 107,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,946.48 : 233,725.92 = 71,617.19 : x
  2. Step 2: Convert to fraction form
    155,946.48/233,725.92 = 71,617.19/x
  3. Step 3: Cross multiply
    155,946.48x = 233,725.92 × 71,617.19
  4. Step 4: Simplify right side
    155,946.48x = 16,738,792,451.94
  5. Step 5: Solve for x
    x = 16,738,792,451.94/155,946.48
  6. Step 6: Final answer
    x = 107,336.78

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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.