Home / 157,616.63-236,585.78-115,371.24

Finding the Fourth Proportional to 157,616.63, 236,585.78 and 115,371.24

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Solution

The fourth proportional to 157,616.63, 236,585.78 and 115,371.24 is: 173,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,616.63 : 236,585.78 = 115,371.24 : x
  2. Step 2: Convert to fraction form
    157,616.63/236,585.78 = 115,371.24/x
  3. Step 3: Cross multiply
    157,616.63x = 236,585.78 × 115,371.24
  4. Step 4: Simplify right side
    157,616.63x = 27,295,193,773.56
  5. Step 5: Solve for x
    x = 27,295,193,773.56/157,616.63
  6. Step 6: Final answer
    x = 173,174.58

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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.