Home / 75,666.19-104,418.05-41,677.86

Finding the Fourth Proportional to 75,666.19, 104,418.05 and 41,677.86

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Solution

The fourth proportional to 75,666.19, 104,418.05 and 41,677.86 is: 57,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,666.19 : 104,418.05 = 41,677.86 : x
  2. Step 2: Convert to fraction form
    75,666.19/104,418.05 = 41,677.86/x
  3. Step 3: Cross multiply
    75,666.19x = 104,418.05 × 41,677.86
  4. Step 4: Simplify right side
    75,666.19x = 4,351,920,869.37
  5. Step 5: Solve for x
    x = 4,351,920,869.37/75,666.19
  6. Step 6: Final answer
    x = 57,514.74

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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.