Home / 90,093.08-124,326.60-49,808.52

Finding the Fourth Proportional to 90,093.08, 124,326.60 and 49,808.52

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Solution

The fourth proportional to 90,093.08, 124,326.60 and 49,808.52 is: 68,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,093.08 : 124,326.60 = 49,808.52 : x
  2. Step 2: Convert to fraction form
    90,093.08/124,326.60 = 49,808.52/x
  3. Step 3: Cross multiply
    90,093.08x = 124,326.60 × 49,808.52
  4. Step 4: Simplify right side
    90,093.08x = 6,192,523,942.63
  5. Step 5: Solve for x
    x = 6,192,523,942.63/90,093.08
  6. Step 6: Final answer
    x = 68,734.73

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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.