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Finding the Fourth Proportional to 124,496.84, 186,716.82 and 35,749.64

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Solution

The fourth proportional to 124,496.84, 186,716.82 and 35,749.64 is: 53,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,496.84 : 186,716.82 = 35,749.64 : x
  2. Step 2: Convert to fraction form
    124,496.84/186,716.82 = 35,749.64/x
  3. Step 3: Cross multiply
    124,496.84x = 186,716.82 × 35,749.64
  4. Step 4: Simplify right side
    124,496.84x = 6,675,059,096.94
  5. Step 5: Solve for x
    x = 6,675,059,096.94/124,496.84
  6. Step 6: Final answer
    x = 53,616.29

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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.