Home / 68,136.98-94,027.10-37,921.82

Finding the Fourth Proportional to 68,136.98, 94,027.10 and 37,921.82

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Solution

The fourth proportional to 68,136.98, 94,027.10 and 37,921.82 is: 52,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,136.98 : 94,027.10 = 37,921.82 : x
  2. Step 2: Convert to fraction form
    68,136.98/94,027.10 = 37,921.82/x
  3. Step 3: Cross multiply
    68,136.98x = 94,027.10 × 37,921.82
  4. Step 4: Simplify right side
    68,136.98x = 3,565,678,761.32
  5. Step 5: Solve for x
    x = 3,565,678,761.32/68,136.98
  6. Step 6: Final answer
    x = 52,331.04

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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.