Home / 165,355.74-228,184.31-97,375.57

Finding the Fourth Proportional to 165,355.74, 228,184.31 and 97,375.57

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Solution

The fourth proportional to 165,355.74, 228,184.31 and 97,375.57 is: 134,374.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,355.74 : 228,184.31 = 97,375.57 : x
  2. Step 2: Convert to fraction form
    165,355.74/228,184.31 = 97,375.57/x
  3. Step 3: Cross multiply
    165,355.74x = 228,184.31 × 97,375.57
  4. Step 4: Simplify right side
    165,355.74x = 22,219,576,924.28
  5. Step 5: Solve for x
    x = 22,219,576,924.28/165,355.74
  6. Step 6: Final answer
    x = 134,374.39

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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.