Home / 124,844.94-187,335.42-45,947.70

Finding the Fourth Proportional to 124,844.94, 187,335.42 and 45,947.70

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Solution

The fourth proportional to 124,844.94, 187,335.42 and 45,947.70 is: 68,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,844.94 : 187,335.42 = 45,947.70 : x
  2. Step 2: Convert to fraction form
    124,844.94/187,335.42 = 45,947.70/x
  3. Step 3: Cross multiply
    124,844.94x = 187,335.42 × 45,947.70
  4. Step 4: Simplify right side
    124,844.94x = 8,607,631,677.53
  5. Step 5: Solve for x
    x = 8,607,631,677.53/124,844.94
  6. Step 6: Final answer
    x = 68,946.58

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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.