Home / 77,941.17-116,882.91-28,007.82

Finding the Fourth Proportional to 77,941.17, 116,882.91 and 28,007.82

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Solution

The fourth proportional to 77,941.17, 116,882.91 and 28,007.82 is: 42,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,941.17 : 116,882.91 = 28,007.82 : x
  2. Step 2: Convert to fraction form
    77,941.17/116,882.91 = 28,007.82/x
  3. Step 3: Cross multiply
    77,941.17x = 116,882.91 × 28,007.82
  4. Step 4: Simplify right side
    77,941.17x = 3,273,635,504.36
  5. Step 5: Solve for x
    x = 3,273,635,504.36/77,941.17
  6. Step 6: Final answer
    x = 42,001.36

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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.