Home / 92,136.06-138,197.61-35,965.62

Finding the Fourth Proportional to 92,136.06, 138,197.61 and 35,965.62

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Solution

The fourth proportional to 92,136.06, 138,197.61 and 35,965.62 is: 53,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,136.06 : 138,197.61 = 35,965.62 : x
  2. Step 2: Convert to fraction form
    92,136.06/138,197.61 = 35,965.62/x
  3. Step 3: Cross multiply
    92,136.06x = 138,197.61 × 35,965.62
  4. Step 4: Simplify right side
    92,136.06x = 4,970,362,726.17
  5. Step 5: Solve for x
    x = 4,970,362,726.17/92,136.06
  6. Step 6: Final answer
    x = 53,945.90

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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.