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Finding the Fourth Proportional to 233,254.62, 321,892.74 and 131,282.10

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Solution

The fourth proportional to 233,254.62, 321,892.74 and 131,282.10 is: 181,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,254.62 : 321,892.74 = 131,282.10 : x
  2. Step 2: Convert to fraction form
    233,254.62/321,892.74 = 131,282.10/x
  3. Step 3: Cross multiply
    233,254.62x = 321,892.74 × 131,282.10
  4. Step 4: Simplify right side
    233,254.62x = 42,258,754,881.95
  5. Step 5: Solve for x
    x = 42,258,754,881.95/233,254.62
  6. Step 6: Final answer
    x = 181,170.07

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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.