Home / 110,422.26-152,379.40-61,363.72

Finding the Fourth Proportional to 110,422.26, 152,379.40 and 61,363.72

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Solution

The fourth proportional to 110,422.26, 152,379.40 and 61,363.72 is: 84,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,422.26 : 152,379.40 = 61,363.72 : x
  2. Step 2: Convert to fraction form
    110,422.26/152,379.40 = 61,363.72/x
  3. Step 3: Cross multiply
    110,422.26x = 152,379.40 × 61,363.72
  4. Step 4: Simplify right side
    110,422.26x = 9,350,566,835.37
  5. Step 5: Solve for x
    x = 9,350,566,835.37/110,422.26
  6. Step 6: Final answer
    x = 84,680.09

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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.