Home / 91,836.09-137,761.74-25,281.63

Finding the Fourth Proportional to 91,836.09, 137,761.74 and 25,281.63

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Solution

The fourth proportional to 91,836.09, 137,761.74 and 25,281.63 is: 37,924.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836.09 : 137,761.74 = 25,281.63 : x
  2. Step 2: Convert to fraction form
    91,836.09/137,761.74 = 25,281.63/x
  3. Step 3: Cross multiply
    91,836.09x = 137,761.74 × 25,281.63
  4. Step 4: Simplify right side
    91,836.09x = 3,482,841,338.84
  5. Step 5: Solve for x
    x = 3,482,841,338.84/91,836.09
  6. Step 6: Final answer
    x = 37,924.54

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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.