Home / 204,353.07-306,578.82-64,111.70

Finding the Fourth Proportional to 204,353.07, 306,578.82 and 64,111.70

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Solution

The fourth proportional to 204,353.07, 306,578.82 and 64,111.70 is: 96,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,353.07 : 306,578.82 = 64,111.70 : x
  2. Step 2: Convert to fraction form
    204,353.07/306,578.82 = 64,111.70/x
  3. Step 3: Cross multiply
    204,353.07x = 306,578.82 × 64,111.70
  4. Step 4: Simplify right side
    204,353.07x = 19,655,287,801.30
  5. Step 5: Solve for x
    x = 19,655,287,801.30/204,353.07
  6. Step 6: Final answer
    x = 96,182.98

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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.