Home / 91,836.18-137,738.10-25,260.24

Finding the Fourth Proportional to 91,836.18, 137,738.10 and 25,260.24

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Solution

The fourth proportional to 91,836.18, 137,738.10 and 25,260.24 is: 37,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836.18 : 137,738.10 = 25,260.24 : x
  2. Step 2: Convert to fraction form
    91,836.18/137,738.10 = 25,260.24/x
  3. Step 3: Cross multiply
    91,836.18x = 137,738.10 × 25,260.24
  4. Step 4: Simplify right side
    91,836.18x = 3,479,297,463.14
  5. Step 5: Solve for x
    x = 3,479,297,463.14/91,836.18
  6. Step 6: Final answer
    x = 37,885.91

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1.5x scale

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.