Home / 61,236.61-91,891.71-26,176.28

Finding the Fourth Proportional to 61,236.61, 91,891.71 and 26,176.28

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Solution

The fourth proportional to 61,236.61, 91,891.71 and 26,176.28 is: 39,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,236.61 : 91,891.71 = 26,176.28 : x
  2. Step 2: Convert to fraction form
    61,236.61/91,891.71 = 26,176.28/x
  3. Step 3: Cross multiply
    61,236.61x = 91,891.71 × 26,176.28
  4. Step 4: Simplify right side
    61,236.61x = 2,405,382,671.18
  5. Step 5: Solve for x
    x = 2,405,382,671.18/61,236.61
  6. Step 6: Final answer
    x = 39,280.14

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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.