Home / 165,158.76-227,792.16-111,358.56

Finding the Fourth Proportional to 165,158.76, 227,792.16 and 111,358.56

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Solution

The fourth proportional to 165,158.76, 227,792.16 and 111,358.56 is: 153,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,158.76 : 227,792.16 = 111,358.56 : x
  2. Step 2: Convert to fraction form
    165,158.76/227,792.16 = 111,358.56/x
  3. Step 3: Cross multiply
    165,158.76x = 227,792.16 × 111,358.56
  4. Step 4: Simplify right side
    165,158.76x = 25,366,606,916.89
  5. Step 5: Solve for x
    x = 25,366,606,916.89/165,158.76
  6. Step 6: Final answer
    x = 153,589.23

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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.