Home / 121,190.19-181,822.41-62,067.39

Finding the Fourth Proportional to 121,190.19, 181,822.41 and 62,067.39

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Solution

The fourth proportional to 121,190.19, 181,822.41 and 62,067.39 is: 93,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,190.19 : 181,822.41 = 62,067.39 : x
  2. Step 2: Convert to fraction form
    121,190.19/181,822.41 = 62,067.39/x
  3. Step 3: Cross multiply
    121,190.19x = 181,822.41 × 62,067.39
  4. Step 4: Simplify right side
    121,190.19x = 11,285,242,432.21
  5. Step 5: Solve for x
    x = 11,285,242,432.21/121,190.19
  6. Step 6: Final answer
    x = 93,120.10

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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.