Home / 75,784.17-104,580.77-41,795.79

Finding the Fourth Proportional to 75,784.17, 104,580.77 and 41,795.79

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Solution

The fourth proportional to 75,784.17, 104,580.77 and 41,795.79 is: 57,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,784.17 : 104,580.77 = 41,795.79 : x
  2. Step 2: Convert to fraction form
    75,784.17/104,580.77 = 41,795.79/x
  3. Step 3: Cross multiply
    75,784.17x = 104,580.77 × 41,795.79
  4. Step 4: Simplify right side
    75,784.17x = 4,371,035,691.98
  5. Step 5: Solve for x
    x = 4,371,035,691.98/75,784.17
  6. Step 6: Final answer
    x = 57,677.43

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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.