Home / 302,257.35-453,402.23-91,879.29

Finding the Fourth Proportional to 302,257.35, 453,402.23 and 91,879.29

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Solution

The fourth proportional to 302,257.35, 453,402.23 and 91,879.29 is: 137,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,257.35 : 453,402.23 = 91,879.29 : x
  2. Step 2: Convert to fraction form
    302,257.35/453,402.23 = 91,879.29/x
  3. Step 3: Cross multiply
    302,257.35x = 453,402.23 × 91,879.29
  4. Step 4: Simplify right side
    302,257.35x = 41,658,274,517.42
  5. Step 5: Solve for x
    x = 41,658,274,517.42/302,257.35
  6. Step 6: Final answer
    x = 137,823.86

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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.