Home / 91,926.12-137,889.54-60,754.44

Finding the Fourth Proportional to 91,926.12, 137,889.54 and 60,754.44

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Solution

The fourth proportional to 91,926.12, 137,889.54 and 60,754.44 is: 91,131.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,926.12 : 137,889.54 = 60,754.44 : x
  2. Step 2: Convert to fraction form
    91,926.12/137,889.54 = 60,754.44/x
  3. Step 3: Cross multiply
    91,926.12x = 137,889.54 × 60,754.44
  4. Step 4: Simplify right side
    91,926.12x = 8,377,401,784.56
  5. Step 5: Solve for x
    x = 8,377,401,784.56/91,926.12
  6. Step 6: Final answer
    x = 91,131.90

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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.