Home / 205,077.66-307,614.56-64,836.30

Finding the Fourth Proportional to 205,077.66, 307,614.56 and 64,836.30

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Solution

The fourth proportional to 205,077.66, 307,614.56 and 64,836.30 is: 97,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,077.66 : 307,614.56 = 64,836.30 : x
  2. Step 2: Convert to fraction form
    205,077.66/307,614.56 = 64,836.30/x
  3. Step 3: Cross multiply
    205,077.66x = 307,614.56 × 64,836.30
  4. Step 4: Simplify right side
    205,077.66x = 19,944,589,896.53
  5. Step 5: Solve for x
    x = 19,944,589,896.53/205,077.66
  6. Step 6: Final answer
    x = 97,253.84

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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.