Home / 226,953.25-340,331.40-77,153.30

Finding the Fourth Proportional to 226,953.25, 340,331.40 and 77,153.30

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Solution

The fourth proportional to 226,953.25, 340,331.40 and 77,153.30 is: 115,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,953.25 : 340,331.40 = 77,153.30 : x
  2. Step 2: Convert to fraction form
    226,953.25/340,331.40 = 77,153.30/x
  3. Step 3: Cross multiply
    226,953.25x = 340,331.40 × 77,153.30
  4. Step 4: Simplify right side
    226,953.25x = 26,257,690,603.62
  5. Step 5: Solve for x
    x = 26,257,690,603.62/226,953.25
  6. Step 6: Final answer
    x = 115,696.47

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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.