Home / 77,922.52-116,858.94-25,319.32

Finding the Fourth Proportional to 77,922.52, 116,858.94 and 25,319.32

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Solution

The fourth proportional to 77,922.52, 116,858.94 and 25,319.32 is: 37,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,922.52 : 116,858.94 = 25,319.32 : x
  2. Step 2: Convert to fraction form
    77,922.52/116,858.94 = 25,319.32/x
  3. Step 3: Cross multiply
    77,922.52x = 116,858.94 × 25,319.32
  4. Step 4: Simplify right side
    77,922.52x = 2,958,788,896.72
  5. Step 5: Solve for x
    x = 2,958,788,896.72/77,922.52
  6. Step 6: Final answer
    x = 37,970.91

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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.