Home / 102,350.26-141,239.46-57,027.25

Finding the Fourth Proportional to 102,350.26, 141,239.46 and 57,027.25

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Solution

The fourth proportional to 102,350.26, 141,239.46 and 57,027.25 is: 78,695.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,350.26 : 141,239.46 = 57,027.25 : x
  2. Step 2: Convert to fraction form
    102,350.26/141,239.46 = 57,027.25/x
  3. Step 3: Cross multiply
    102,350.26x = 141,239.46 × 57,027.25
  4. Step 4: Simplify right side
    102,350.26x = 8,054,497,995.29
  5. Step 5: Solve for x
    x = 8,054,497,995.29/102,350.26
  6. Step 6: Final answer
    x = 78,695.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.