Home / 151,519.75-227,280.77-67,257.26

Finding the Fourth Proportional to 151,519.75, 227,280.77 and 67,257.26

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Solution

The fourth proportional to 151,519.75, 227,280.77 and 67,257.26 is: 100,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,519.75 : 227,280.77 = 67,257.26 : x
  2. Step 2: Convert to fraction form
    151,519.75/227,280.77 = 67,257.26/x
  3. Step 3: Cross multiply
    151,519.75x = 227,280.77 × 67,257.26
  4. Step 4: Simplify right side
    151,519.75x = 15,286,282,072.81
  5. Step 5: Solve for x
    x = 15,286,282,072.81/151,519.75
  6. Step 6: Final answer
    x = 100,886.40

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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.