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Finding the Fourth Proportional to 169,052.52, 233,239.66 and 97,422.81

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Solution

The fourth proportional to 169,052.52, 233,239.66 and 97,422.81 is: 134,413.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,052.52 : 233,239.66 = 97,422.81 : x
  2. Step 2: Convert to fraction form
    169,052.52/233,239.66 = 97,422.81/x
  3. Step 3: Cross multiply
    169,052.52x = 233,239.66 × 97,422.81
  4. Step 4: Simplify right side
    169,052.52x = 22,722,863,080.64
  5. Step 5: Solve for x
    x = 22,722,863,080.64/169,052.52
  6. Step 6: Final answer
    x = 134,413.04

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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.