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Finding the Fourth Proportional to 237,591.68, 356,313 and 77,631.14

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Solution

The fourth proportional to 237,591.68, 356,313 and 77,631.14 is: 116,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,591.68 : 356,313 = 77,631.14 : x
  2. Step 2: Convert to fraction form
    237,591.68/356,313 = 77,631.14/x
  3. Step 3: Cross multiply
    237,591.68x = 356,313 × 77,631.14
  4. Step 4: Simplify right side
    237,591.68x = 27,660,984,386.82
  5. Step 5: Solve for x
    x = 27,660,984,386.82/237,591.68
  6. Step 6: Final answer
    x = 116,422.36

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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.