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Finding the Fourth Proportional to 233,886.79, 350,873.45 and 74,002.97

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Solution

The fourth proportional to 233,886.79, 350,873.45 and 74,002.97 is: 111,018.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,886.79 : 350,873.45 = 74,002.97 : x
  2. Step 2: Convert to fraction form
    233,886.79/350,873.45 = 74,002.97/x
  3. Step 3: Cross multiply
    233,886.79x = 350,873.45 × 74,002.97
  4. Step 4: Simplify right side
    233,886.79x = 25,965,676,621.43
  5. Step 5: Solve for x
    x = 25,965,676,621.43/233,886.79
  6. Step 6: Final answer
    x = 111,018.14

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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.