Home / 285,895.14-428,733.27-96,304.56

Finding the Fourth Proportional to 285,895.14, 428,733.27 and 96,304.56

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Solution

The fourth proportional to 285,895.14, 428,733.27 and 96,304.56 is: 144,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,895.14 : 428,733.27 = 96,304.56 : x
  2. Step 2: Convert to fraction form
    285,895.14/428,733.27 = 96,304.56/x
  3. Step 3: Cross multiply
    285,895.14x = 428,733.27 × 96,304.56
  4. Step 4: Simplify right side
    285,895.14x = 41,288,967,316.96
  5. Step 5: Solve for x
    x = 41,288,967,316.96/285,895.14
  6. Step 6: Final answer
    x = 144,419.97

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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.