Home / 75,493.50-104,187.51-41,965.98

Finding the Fourth Proportional to 75,493.50, 104,187.51 and 41,965.98

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Solution

The fourth proportional to 75,493.50, 104,187.51 and 41,965.98 is: 57,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,493.50 : 104,187.51 = 41,965.98 : x
  2. Step 2: Convert to fraction form
    75,493.50/104,187.51 = 41,965.98/x
  3. Step 3: Cross multiply
    75,493.50x = 104,187.51 × 41,965.98
  4. Step 4: Simplify right side
    75,493.50x = 4,372,330,960.91
  5. Step 5: Solve for x
    x = 4,372,330,960.91/75,493.50
  6. Step 6: Final answer
    x = 57,916.65

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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.