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Finding the Fourth Proportional to 187,015.50, 280,537.92 and 62,356.50

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Solution

The fourth proportional to 187,015.50, 280,537.92 and 62,356.50 is: 93,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,015.50 : 280,537.92 = 62,356.50 : x
  2. Step 2: Convert to fraction form
    187,015.50/280,537.92 = 62,356.50/x
  3. Step 3: Cross multiply
    187,015.50x = 280,537.92 × 62,356.50
  4. Step 4: Simplify right side
    187,015.50x = 17,493,362,808.48
  5. Step 5: Solve for x
    x = 17,493,362,808.48/187,015.50
  6. Step 6: Final answer
    x = 93,539.64

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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.