Home / 56,104.07-77,451.68-34,890.17

Finding the Fourth Proportional to 56,104.07, 77,451.68 and 34,890.17

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Solution

The fourth proportional to 56,104.07, 77,451.68 and 34,890.17 is: 48,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,104.07 : 77,451.68 = 34,890.17 : x
  2. Step 2: Convert to fraction form
    56,104.07/77,451.68 = 34,890.17/x
  3. Step 3: Cross multiply
    56,104.07x = 77,451.68 × 34,890.17
  4. Step 4: Simplify right side
    56,104.07x = 2,702,302,107.53
  5. Step 5: Solve for x
    x = 2,702,302,107.53/56,104.07
  6. Step 6: Final answer
    x = 48,165.88

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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.