Home / 90,093.83-124,325.57-49,257.20

Finding the Fourth Proportional to 90,093.83, 124,325.57 and 49,257.20

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Solution

The fourth proportional to 90,093.83, 124,325.57 and 49,257.20 is: 67,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,093.83 : 124,325.57 = 49,257.20 : x
  2. Step 2: Convert to fraction form
    90,093.83/124,325.57 = 49,257.20/x
  3. Step 3: Cross multiply
    90,093.83x = 124,325.57 × 49,257.20
  4. Step 4: Simplify right side
    90,093.83x = 6,123,929,900.56
  5. Step 5: Solve for x
    x = 6,123,929,900.56/90,093.83
  6. Step 6: Final answer
    x = 67,972.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.