Home / 80,907.15-111,647.26-45,095.94

Finding the Fourth Proportional to 80,907.15, 111,647.26 and 45,095.94

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Solution

The fourth proportional to 80,907.15, 111,647.26 and 45,095.94 is: 62,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,907.15 : 111,647.26 = 45,095.94 : x
  2. Step 2: Convert to fraction form
    80,907.15/111,647.26 = 45,095.94/x
  3. Step 3: Cross multiply
    80,907.15x = 111,647.26 × 45,095.94
  4. Step 4: Simplify right side
    80,907.15x = 5,034,838,194.49
  5. Step 5: Solve for x
    x = 5,034,838,194.49/80,907.15
  6. Step 6: Final answer
    x = 62,229.83

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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.