Home / 204,479.02-306,767-64,237.65

Finding the Fourth Proportional to 204,479.02, 306,767 and 64,237.65

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Solution

The fourth proportional to 204,479.02, 306,767 and 64,237.65 is: 96,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,479.02 : 306,767 = 64,237.65 : x
  2. Step 2: Convert to fraction form
    204,479.02/306,767 = 64,237.65/x
  3. Step 3: Cross multiply
    204,479.02x = 306,767 × 64,237.65
  4. Step 4: Simplify right side
    204,479.02x = 19,705,991,177.55
  5. Step 5: Solve for x
    x = 19,705,991,177.55/204,479.02
  6. Step 6: Final answer
    x = 96,371.70

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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.