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Finding the Fourth Proportional to 233,982.19, 351,035.52 and 74,061.19

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Solution

The fourth proportional to 233,982.19, 351,035.52 and 74,061.19 is: 111,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,982.19 : 351,035.52 = 74,061.19 : x
  2. Step 2: Convert to fraction form
    233,982.19/351,035.52 = 74,061.19/x
  3. Step 3: Cross multiply
    233,982.19x = 351,035.52 × 74,061.19
  4. Step 4: Simplify right side
    233,982.19x = 25,998,108,343.47
  5. Step 5: Solve for x
    x = 25,998,108,343.47/233,982.19
  6. Step 6: Final answer
    x = 111,111.48

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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.