Home / 67,717.16-101,558.42-27,764.31

Finding the Fourth Proportional to 67,717.16, 101,558.42 and 27,764.31

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Solution

The fourth proportional to 67,717.16, 101,558.42 and 27,764.31 is: 41,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,717.16 : 101,558.42 = 27,764.31 : x
  2. Step 2: Convert to fraction form
    67,717.16/101,558.42 = 27,764.31/x
  3. Step 3: Cross multiply
    67,717.16x = 101,558.42 × 27,764.31
  4. Step 4: Simplify right side
    67,717.16x = 2,819,699,317.17
  5. Step 5: Solve for x
    x = 2,819,699,317.17/67,717.16
  6. Step 6: Final answer
    x = 41,639.36

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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.