Home / 75,184.46-103,753.42-41,192.68

Finding the Fourth Proportional to 75,184.46, 103,753.42 and 41,192.68

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Solution

The fourth proportional to 75,184.46, 103,753.42 and 41,192.68 is: 56,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,184.46 : 103,753.42 = 41,192.68 : x
  2. Step 2: Convert to fraction form
    75,184.46/103,753.42 = 41,192.68/x
  3. Step 3: Cross multiply
    75,184.46x = 103,753.42 × 41,192.68
  4. Step 4: Simplify right side
    75,184.46x = 4,273,881,428.97
  5. Step 5: Solve for x
    x = 4,273,881,428.97/75,184.46
  6. Step 6: Final answer
    x = 56,845.28

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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.