Home / 61,562.15-92,350.78-21,042.37

Finding the Fourth Proportional to 61,562.15, 92,350.78 and 21,042.37

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Solution

The fourth proportional to 61,562.15, 92,350.78 and 21,042.37 is: 31,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,562.15 : 92,350.78 = 21,042.37 : x
  2. Step 2: Convert to fraction form
    61,562.15/92,350.78 = 21,042.37/x
  3. Step 3: Cross multiply
    61,562.15x = 92,350.78 × 21,042.37
  4. Step 4: Simplify right side
    61,562.15x = 1,943,278,944.27
  5. Step 5: Solve for x
    x = 1,943,278,944.27/61,562.15
  6. Step 6: Final answer
    x = 31,566.13

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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.