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Finding the Fourth Proportional to 124,551.28, 186,858.21 and 35,804.94

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Solution

The fourth proportional to 124,551.28, 186,858.21 and 35,804.94 is: 53,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,551.28 : 186,858.21 = 35,804.94 : x
  2. Step 2: Convert to fraction form
    124,551.28/186,858.21 = 35,804.94/x
  3. Step 3: Cross multiply
    124,551.28x = 186,858.21 × 35,804.94
  4. Step 4: Simplify right side
    124,551.28x = 6,690,446,818.53
  5. Step 5: Solve for x
    x = 6,690,446,818.53/124,551.28
  6. Step 6: Final answer
    x = 53,716.41

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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.