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Finding the Fourth Proportional to 169,462.26, 253,792.53 and 147,154.44

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Solution

The fourth proportional to 169,462.26, 253,792.53 and 147,154.44 is: 220,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,462.26 : 253,792.53 = 147,154.44 : x
  2. Step 2: Convert to fraction form
    169,462.26/253,792.53 = 147,154.44/x
  3. Step 3: Cross multiply
    169,462.26x = 253,792.53 × 147,154.44
  4. Step 4: Simplify right side
    169,462.26x = 37,346,697,628.33
  5. Step 5: Solve for x
    x = 37,346,697,628.33/169,462.26
  6. Step 6: Final answer
    x = 220,383.57

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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.