Home / 91,634.40-137,504.44-49,514.56

Finding the Fourth Proportional to 91,634.40, 137,504.44 and 49,514.56

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Solution

The fourth proportional to 91,634.40, 137,504.44 and 49,514.56 is: 74,300.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,634.40 : 137,504.44 = 49,514.56 : x
  2. Step 2: Convert to fraction form
    91,634.40/137,504.44 = 49,514.56/x
  3. Step 3: Cross multiply
    91,634.40x = 137,504.44 × 49,514.56
  4. Step 4: Simplify right side
    91,634.40x = 6,808,471,844.65
  5. Step 5: Solve for x
    x = 6,808,471,844.65/91,634.40
  6. Step 6: Final answer
    x = 74,300.39

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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.