Home / 110,640.36-152,657.46-62,889.95

Finding the Fourth Proportional to 110,640.36, 152,657.46 and 62,889.95

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Solution

The fourth proportional to 110,640.36, 152,657.46 and 62,889.95 is: 86,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,640.36 : 152,657.46 = 62,889.95 : x
  2. Step 2: Convert to fraction form
    110,640.36/152,657.46 = 62,889.95/x
  3. Step 3: Cross multiply
    110,640.36x = 152,657.46 × 62,889.95
  4. Step 4: Simplify right side
    110,640.36x = 9,600,620,093.72
  5. Step 5: Solve for x
    x = 9,600,620,093.72/110,640.36
  6. Step 6: Final answer
    x = 86,773.22

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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.