Home / 213,944.78-295,248.31-117,152.72

Finding the Fourth Proportional to 213,944.78, 295,248.31 and 117,152.72

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Solution

The fourth proportional to 213,944.78, 295,248.31 and 117,152.72 is: 161,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,944.78 : 295,248.31 = 117,152.72 : x
  2. Step 2: Convert to fraction form
    213,944.78/295,248.31 = 117,152.72/x
  3. Step 3: Cross multiply
    213,944.78x = 295,248.31 × 117,152.72
  4. Step 4: Simplify right side
    213,944.78x = 34,589,142,006.14
  5. Step 5: Solve for x
    x = 34,589,142,006.14/213,944.78
  6. Step 6: Final answer
    x = 161,673.22

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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.