Home / 187,530.39-281,208.11-108,667.17

Finding the Fourth Proportional to 187,530.39, 281,208.11 and 108,667.17

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Solution

The fourth proportional to 187,530.39, 281,208.11 and 108,667.17 is: 162,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,530.39 : 281,208.11 = 108,667.17 : x
  2. Step 2: Convert to fraction form
    187,530.39/281,208.11 = 108,667.17/x
  3. Step 3: Cross multiply
    187,530.39x = 281,208.11 × 108,667.17
  4. Step 4: Simplify right side
    187,530.39x = 30,558,088,951.41
  5. Step 5: Solve for x
    x = 30,558,088,951.41/187,530.39
  6. Step 6: Final answer
    x = 162,950.06

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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.