Home / 161,128.44-222,363.57-110,247.89

Finding the Fourth Proportional to 161,128.44, 222,363.57 and 110,247.89

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Solution

The fourth proportional to 161,128.44, 222,363.57 and 110,247.89 is: 152,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,128.44 : 222,363.57 = 110,247.89 : x
  2. Step 2: Convert to fraction form
    161,128.44/222,363.57 = 110,247.89/x
  3. Step 3: Cross multiply
    161,128.44x = 222,363.57 × 110,247.89
  4. Step 4: Simplify right side
    161,128.44x = 24,515,113,854.13
  5. Step 5: Solve for x
    x = 24,515,113,854.13/161,128.44
  6. Step 6: Final answer
    x = 152,146.41

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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.