Home / 85,400.92-117,844.98-58,566.44

Finding the Fourth Proportional to 85,400.92, 117,844.98 and 58,566.44

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Solution

The fourth proportional to 85,400.92, 117,844.98 and 58,566.44 is: 80,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,400.92 : 117,844.98 = 58,566.44 : x
  2. Step 2: Convert to fraction form
    85,400.92/117,844.98 = 58,566.44/x
  3. Step 3: Cross multiply
    85,400.92x = 117,844.98 × 58,566.44
  4. Step 4: Simplify right side
    85,400.92x = 6,901,760,950.47
  5. Step 5: Solve for x
    x = 6,901,760,950.47/85,400.92
  6. Step 6: Final answer
    x = 80,816.00

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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.