Home / 206,077.64-309,160.73-63,919.94

Finding the Fourth Proportional to 206,077.64, 309,160.73 and 63,919.94

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Solution

The fourth proportional to 206,077.64, 309,160.73 and 63,919.94 is: 95,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,077.64 : 309,160.73 = 63,919.94 : x
  2. Step 2: Convert to fraction form
    206,077.64/309,160.73 = 63,919.94/x
  3. Step 3: Cross multiply
    206,077.64x = 309,160.73 × 63,919.94
  4. Step 4: Simplify right side
    206,077.64x = 19,761,533,925.95
  5. Step 5: Solve for x
    x = 19,761,533,925.95/206,077.64
  6. Step 6: Final answer
    x = 95,893.64

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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.