Home / 204,152.48-306,228.96-77,763.04

Finding the Fourth Proportional to 204,152.48, 306,228.96 and 77,763.04

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Solution

The fourth proportional to 204,152.48, 306,228.96 and 77,763.04 is: 116,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,152.48 : 306,228.96 = 77,763.04 : x
  2. Step 2: Convert to fraction form
    204,152.48/306,228.96 = 77,763.04/x
  3. Step 3: Cross multiply
    204,152.48x = 306,228.96 × 77,763.04
  4. Step 4: Simplify right side
    204,152.48x = 23,813,294,865.64
  5. Step 5: Solve for x
    x = 23,813,294,865.64/204,152.48
  6. Step 6: Final answer
    x = 116,644.65

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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.