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Finding the Fourth Proportional to 187,273.47, 280,936.86 and 60,873.08

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Solution

The fourth proportional to 187,273.47, 280,936.86 and 60,873.08 is: 91,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,273.47 : 280,936.86 = 60,873.08 : x
  2. Step 2: Convert to fraction form
    187,273.47/280,936.86 = 60,873.08/x
  3. Step 3: Cross multiply
    187,273.47x = 280,936.86 × 60,873.08
  4. Step 4: Simplify right side
    187,273.47x = 17,101,490,549.04
  5. Step 5: Solve for x
    x = 17,101,490,549.04/187,273.47
  6. Step 6: Final answer
    x = 91,318.28

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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.