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Finding the Fourth Proportional to 242,473.77, 334,766.97 and 178,700.49

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Solution

The fourth proportional to 242,473.77, 334,766.97 and 178,700.49 is: 246,719.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,473.77 : 334,766.97 = 178,700.49 : x
  2. Step 2: Convert to fraction form
    242,473.77/334,766.97 = 178,700.49/x
  3. Step 3: Cross multiply
    242,473.77x = 334,766.97 × 178,700.49
  4. Step 4: Simplify right side
    242,473.77x = 59,823,021,574.82
  5. Step 5: Solve for x
    x = 59,823,021,574.82/242,473.77
  6. Step 6: Final answer
    x = 246,719.56

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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.