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Finding the Fourth Proportional to 92,927.52, 139,046.83 and 55,507.95

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Solution

The fourth proportional to 92,927.52, 139,046.83 and 55,507.95 is: 83,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,927.52 : 139,046.83 = 55,507.95 : x
  2. Step 2: Convert to fraction form
    92,927.52/139,046.83 = 55,507.95/x
  3. Step 3: Cross multiply
    92,927.52x = 139,046.83 × 55,507.95
  4. Step 4: Simplify right side
    92,927.52x = 7,718,204,348.53
  5. Step 5: Solve for x
    x = 7,718,204,348.53/92,927.52
  6. Step 6: Final answer
    x = 83,056.17

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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.