Home / 150,342.28-225,364.38-83,812.84

Finding the Fourth Proportional to 150,342.28, 225,364.38 and 83,812.84

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Solution

The fourth proportional to 150,342.28, 225,364.38 and 83,812.84 is: 125,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,342.28 : 225,364.38 = 83,812.84 : x
  2. Step 2: Convert to fraction form
    150,342.28/225,364.38 = 83,812.84/x
  3. Step 3: Cross multiply
    150,342.28x = 225,364.38 × 83,812.84
  4. Step 4: Simplify right side
    150,342.28x = 18,888,428,722.64
  5. Step 5: Solve for x
    x = 18,888,428,722.64/150,342.28
  6. Step 6: Final answer
    x = 125,636.17

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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.