Home / 84,633.26-126,839.93-34,656.66

Finding the Fourth Proportional to 84,633.26, 126,839.93 and 34,656.66

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Solution

The fourth proportional to 84,633.26, 126,839.93 and 34,656.66 is: 51,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,633.26 : 126,839.93 = 34,656.66 : x
  2. Step 2: Convert to fraction form
    84,633.26/126,839.93 = 34,656.66/x
  3. Step 3: Cross multiply
    84,633.26x = 126,839.93 × 34,656.66
  4. Step 4: Simplify right side
    84,633.26x = 4,395,848,155.15
  5. Step 5: Solve for x
    x = 4,395,848,155.15/84,633.26
  6. Step 6: Final answer
    x = 51,939.96

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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.