Home / 227,659.16-341,525.78-85,515.50

Finding the Fourth Proportional to 227,659.16, 341,525.78 and 85,515.50

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Solution

The fourth proportional to 227,659.16, 341,525.78 and 85,515.50 is: 128,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,659.16 : 341,525.78 = 85,515.50 : x
  2. Step 2: Convert to fraction form
    227,659.16/341,525.78 = 85,515.50/x
  3. Step 3: Cross multiply
    227,659.16x = 341,525.78 × 85,515.50
  4. Step 4: Simplify right side
    227,659.16x = 29,205,747,839.59
  5. Step 5: Solve for x
    x = 29,205,747,839.59/227,659.16
  6. Step 6: Final answer
    x = 128,287.16

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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.