Home / 91,836.84-137,738.70-25,268.34

Finding the Fourth Proportional to 91,836.84, 137,738.70 and 25,268.34

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Solution

The fourth proportional to 91,836.84, 137,738.70 and 25,268.34 is: 37,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836.84 : 137,738.70 = 25,268.34 : x
  2. Step 2: Convert to fraction form
    91,836.84/137,738.70 = 25,268.34/x
  3. Step 3: Cross multiply
    91,836.84x = 137,738.70 × 25,268.34
  4. Step 4: Simplify right side
    91,836.84x = 3,480,428,302.76
  5. Step 5: Solve for x
    x = 3,480,428,302.76/91,836.84
  6. Step 6: Final answer
    x = 37,897.95

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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.