Home / 112,522.62-168,867-53,358.48

Finding the Fourth Proportional to 112,522.62, 168,867 and 53,358.48

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Solution

The fourth proportional to 112,522.62, 168,867 and 53,358.48 is: 80,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,522.62 : 168,867 = 53,358.48 : x
  2. Step 2: Convert to fraction form
    112,522.62/168,867 = 53,358.48/x
  3. Step 3: Cross multiply
    112,522.62x = 168,867 × 53,358.48
  4. Step 4: Simplify right side
    112,522.62x = 9,010,486,442.16
  5. Step 5: Solve for x
    x = 9,010,486,442.16/112,522.62
  6. Step 6: Final answer
    x = 80,077.11

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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.