Home / 155,744.28-233,616.42-43,419.96

Finding the Fourth Proportional to 155,744.28, 233,616.42 and 43,419.96

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Solution

The fourth proportional to 155,744.28, 233,616.42 and 43,419.96 is: 65,129.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,744.28 : 233,616.42 = 43,419.96 : x
  2. Step 2: Convert to fraction form
    155,744.28/233,616.42 = 43,419.96/x
  3. Step 3: Cross multiply
    155,744.28x = 233,616.42 × 43,419.96
  4. Step 4: Simplify right side
    155,744.28x = 10,143,615,611.74
  5. Step 5: Solve for x
    x = 10,143,615,611.74/155,744.28
  6. Step 6: Final answer
    x = 65,129.94

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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.