Home / 66,514.48-99,773.88-34,916.56

Finding the Fourth Proportional to 66,514.48, 99,773.88 and 34,916.56

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Solution

The fourth proportional to 66,514.48, 99,773.88 and 34,916.56 is: 52,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,514.48 : 99,773.88 = 34,916.56 : x
  2. Step 2: Convert to fraction form
    66,514.48/99,773.88 = 34,916.56/x
  3. Step 3: Cross multiply
    66,514.48x = 99,773.88 × 34,916.56
  4. Step 4: Simplify right side
    66,514.48x = 3,483,760,667.45
  5. Step 5: Solve for x
    x = 3,483,760,667.45/66,514.48
  6. Step 6: Final answer
    x = 52,375.97

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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.