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Finding the Fourth Proportional to 141,606.57, 212,410.41 and 57,368.33

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Solution

The fourth proportional to 141,606.57, 212,410.41 and 57,368.33 is: 86,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,606.57 : 212,410.41 = 57,368.33 : x
  2. Step 2: Convert to fraction form
    141,606.57/212,410.41 = 57,368.33/x
  3. Step 3: Cross multiply
    141,606.57x = 212,410.41 × 57,368.33
  4. Step 4: Simplify right side
    141,606.57x = 12,185,629,434.26
  5. Step 5: Solve for x
    x = 12,185,629,434.26/141,606.57
  6. Step 6: Final answer
    x = 86,052.71

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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.