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Finding the Fourth Proportional to 242,334, 334,428.62 and 151,660.98

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Solution

The fourth proportional to 242,334, 334,428.62 and 151,660.98 is: 209,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,334 : 334,428.62 = 151,660.98 : x
  2. Step 2: Convert to fraction form
    242,334/334,428.62 = 151,660.98/x
  3. Step 3: Cross multiply
    242,334x = 334,428.62 × 151,660.98
  4. Step 4: Simplify right side
    242,334x = 50,719,771,490.94
  5. Step 5: Solve for x
    x = 50,719,771,490.94/242,334
  6. Step 6: Final answer
    x = 209,296.97

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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.