Home / 235,428.25-353,142.38-60,324.25

Finding the Fourth Proportional to 235,428.25, 353,142.38 and 60,324.25

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Solution

The fourth proportional to 235,428.25, 353,142.38 and 60,324.25 is: 90,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,428.25 : 353,142.38 = 60,324.25 : x
  2. Step 2: Convert to fraction form
    235,428.25/353,142.38 = 60,324.25/x
  3. Step 3: Cross multiply
    235,428.25x = 353,142.38 × 60,324.25
  4. Step 4: Simplify right side
    235,428.25x = 21,303,049,216.72
  5. Step 5: Solve for x
    x = 21,303,049,216.72/235,428.25
  6. Step 6: Final answer
    x = 90,486.38

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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.