Home / 62,754.24-94,142.08-21,191.36

Finding the Fourth Proportional to 62,754.24, 94,142.08 and 21,191.36

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Solution

The fourth proportional to 62,754.24, 94,142.08 and 21,191.36 is: 31,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,754.24 : 94,142.08 = 21,191.36 : x
  2. Step 2: Convert to fraction form
    62,754.24/94,142.08 = 21,191.36/x
  3. Step 3: Cross multiply
    62,754.24x = 94,142.08 × 21,191.36
  4. Step 4: Simplify right side
    62,754.24x = 1,994,998,708.43
  5. Step 5: Solve for x
    x = 1,994,998,708.43/62,754.24
  6. Step 6: Final answer
    x = 31,790.66

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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.