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Finding the Fourth Proportional to 169,464.65, 233,648.43 and 124,063.81

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Solution

The fourth proportional to 169,464.65, 233,648.43 and 124,063.81 is: 171,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,464.65 : 233,648.43 = 124,063.81 : x
  2. Step 2: Convert to fraction form
    169,464.65/233,648.43 = 124,063.81/x
  3. Step 3: Cross multiply
    169,464.65x = 233,648.43 × 124,063.81
  4. Step 4: Simplify right side
    169,464.65x = 28,987,313,824.10
  5. Step 5: Solve for x
    x = 28,987,313,824.10/169,464.65
  6. Step 6: Final answer
    x = 171,052.28

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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.