Home / 75,839.46-113,670.63-57,059.16

Finding the Fourth Proportional to 75,839.46, 113,670.63 and 57,059.16

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Solution

The fourth proportional to 75,839.46, 113,670.63 and 57,059.16 is: 85,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,839.46 : 113,670.63 = 57,059.16 : x
  2. Step 2: Convert to fraction form
    75,839.46/113,670.63 = 57,059.16/x
  3. Step 3: Cross multiply
    75,839.46x = 113,670.63 × 57,059.16
  4. Step 4: Simplify right side
    75,839.46x = 6,485,950,664.47
  5. Step 5: Solve for x
    x = 6,485,950,664.47/75,839.46
  6. Step 6: Final answer
    x = 85,522.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.