Home / 235,006.20-352,438.02-66,513.24

Finding the Fourth Proportional to 235,006.20, 352,438.02 and 66,513.24

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Solution

The fourth proportional to 235,006.20, 352,438.02 and 66,513.24 is: 99,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,006.20 : 352,438.02 = 66,513.24 : x
  2. Step 2: Convert to fraction form
    235,006.20/352,438.02 = 66,513.24/x
  3. Step 3: Cross multiply
    235,006.20x = 352,438.02 × 66,513.24
  4. Step 4: Simplify right side
    235,006.20x = 23,441,794,609.38
  5. Step 5: Solve for x
    x = 23,441,794,609.38/235,006.20
  6. Step 6: Final answer
    x = 99,749.69

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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.