Home / 213,371.64-294,452.46-117,878.04

Finding the Fourth Proportional to 213,371.64, 294,452.46 and 117,878.04

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Solution

The fourth proportional to 213,371.64, 294,452.46 and 117,878.04 is: 162,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,371.64 : 294,452.46 = 117,878.04 : x
  2. Step 2: Convert to fraction form
    213,371.64/294,452.46 = 117,878.04/x
  3. Step 3: Cross multiply
    213,371.64x = 294,452.46 × 117,878.04
  4. Step 4: Simplify right side
    213,371.64x = 34,709,478,857.98
  5. Step 5: Solve for x
    x = 34,709,478,857.98/213,371.64
  6. Step 6: Final answer
    x = 162,671.47

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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.