Home / 187,887.30-281,513.97-92,990.94

Finding the Fourth Proportional to 187,887.30, 281,513.97 and 92,990.94

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Solution

The fourth proportional to 187,887.30, 281,513.97 and 92,990.94 is: 139,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,887.30 : 281,513.97 = 92,990.94 : x
  2. Step 2: Convert to fraction form
    187,887.30/281,513.97 = 92,990.94/x
  3. Step 3: Cross multiply
    187,887.30x = 281,513.97 × 92,990.94
  4. Step 4: Simplify right side
    187,887.30x = 26,178,248,693.43
  5. Step 5: Solve for x
    x = 26,178,248,693.43/187,887.30
  6. Step 6: Final answer
    x = 139,329.53

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1.5x scale

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.