Home / 155,414.07-233,121.15-43,122.56

Finding the Fourth Proportional to 155,414.07, 233,121.15 and 43,122.56

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Solution

The fourth proportional to 155,414.07, 233,121.15 and 43,122.56 is: 64,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,414.07 : 233,121.15 = 43,122.56 : x
  2. Step 2: Convert to fraction form
    155,414.07/233,121.15 = 43,122.56/x
  3. Step 3: Cross multiply
    155,414.07x = 233,121.15 × 43,122.56
  4. Step 4: Simplify right side
    155,414.07x = 10,052,779,612.54
  5. Step 5: Solve for x
    x = 10,052,779,612.54/155,414.07
  6. Step 6: Final answer
    x = 64,683.84

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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.