Home / 150,195.76-225,371.28-66,015.02

Finding the Fourth Proportional to 150,195.76, 225,371.28 and 66,015.02

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Solution

The fourth proportional to 150,195.76, 225,371.28 and 66,015.02 is: 99,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,195.76 : 225,371.28 = 66,015.02 : x
  2. Step 2: Convert to fraction form
    150,195.76/225,371.28 = 66,015.02/x
  3. Step 3: Cross multiply
    150,195.76x = 225,371.28 × 66,015.02
  4. Step 4: Simplify right side
    150,195.76x = 14,877,889,556.63
  5. Step 5: Solve for x
    x = 14,877,889,556.63/150,195.76
  6. Step 6: Final answer
    x = 99,056.65

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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.