Home / 75,676.32-104,434.04-41,684.95

Finding the Fourth Proportional to 75,676.32, 104,434.04 and 41,684.95

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Solution

The fourth proportional to 75,676.32, 104,434.04 and 41,684.95 is: 57,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,676.32 : 104,434.04 = 41,684.95 : x
  2. Step 2: Convert to fraction form
    75,676.32/104,434.04 = 41,684.95/x
  3. Step 3: Cross multiply
    75,676.32x = 104,434.04 × 41,684.95
  4. Step 4: Simplify right side
    75,676.32x = 4,353,327,970.45
  5. Step 5: Solve for x
    x = 4,353,327,970.45/75,676.32
  6. Step 6: Final answer
    x = 57,525.63

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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.