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Finding the Fourth Proportional to 234,935.74, 352,400.46 and 57,444.28

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Solution

The fourth proportional to 234,935.74, 352,400.46 and 57,444.28 is: 86,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,935.74 : 352,400.46 = 57,444.28 : x
  2. Step 2: Convert to fraction form
    234,935.74/352,400.46 = 57,444.28/x
  3. Step 3: Cross multiply
    234,935.74x = 352,400.46 × 57,444.28
  4. Step 4: Simplify right side
    234,935.74x = 20,243,390,696.37
  5. Step 5: Solve for x
    x = 20,243,390,696.37/234,935.74
  6. Step 6: Final answer
    x = 86,165.65

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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.