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Finding the Fourth Proportional to 124,551.77, 186,858.94 and 35,805.43

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Solution

The fourth proportional to 124,551.77, 186,858.94 and 35,805.43 is: 53,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,551.77 : 186,858.94 = 35,805.43 : x
  2. Step 2: Convert to fraction form
    124,551.77/186,858.94 = 35,805.43/x
  3. Step 3: Cross multiply
    124,551.77x = 186,858.94 × 35,805.43
  4. Step 4: Simplify right side
    124,551.77x = 6,690,564,696.04
  5. Step 5: Solve for x
    x = 6,690,564,696.04/124,551.77
  6. Step 6: Final answer
    x = 53,717.14

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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.