Home / 45,296.10-67,879.35-33,356.70

Finding the Fourth Proportional to 45,296.10, 67,879.35 and 33,356.70

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Solution

The fourth proportional to 45,296.10, 67,879.35 and 33,356.70 is: 49,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,296.10 : 67,879.35 = 33,356.70 : x
  2. Step 2: Convert to fraction form
    45,296.10/67,879.35 = 33,356.70/x
  3. Step 3: Cross multiply
    45,296.10x = 67,879.35 × 33,356.70
  4. Step 4: Simplify right side
    45,296.10x = 2,264,231,114.15
  5. Step 5: Solve for x
    x = 2,264,231,114.15/45,296.10
  6. Step 6: Final answer
    x = 49,987.33

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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.