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Finding the Fourth Proportional to 169,232.62, 233,532.98 and 101,287.02

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Solution

The fourth proportional to 169,232.62, 233,532.98 and 101,287.02 is: 139,771.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,232.62 : 233,532.98 = 101,287.02 : x
  2. Step 2: Convert to fraction form
    169,232.62/233,532.98 = 101,287.02/x
  3. Step 3: Cross multiply
    169,232.62x = 233,532.98 × 101,287.02
  4. Step 4: Simplify right side
    169,232.62x = 23,653,859,615.92
  5. Step 5: Solve for x
    x = 23,653,859,615.92/169,232.62
  6. Step 6: Final answer
    x = 139,771.28

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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.