Home / 61,917.18-92,891.46-28,661.18

Finding the Fourth Proportional to 61,917.18, 92,891.46 and 28,661.18

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Solution

The fourth proportional to 61,917.18, 92,891.46 and 28,661.18 is: 42,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,917.18 : 92,891.46 = 28,661.18 : x
  2. Step 2: Convert to fraction form
    61,917.18/92,891.46 = 28,661.18/x
  3. Step 3: Cross multiply
    61,917.18x = 92,891.46 × 28,661.18
  4. Step 4: Simplify right side
    61,917.18x = 2,662,378,855.52
  5. Step 5: Solve for x
    x = 2,662,378,855.52/61,917.18
  6. Step 6: Final answer
    x = 42,999.03

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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.