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Finding the Fourth Proportional to 123,770.91, 185,663.48 and 35,016.97

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Solution

The fourth proportional to 123,770.91, 185,663.48 and 35,016.97 is: 52,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,770.91 : 185,663.48 = 35,016.97 : x
  2. Step 2: Convert to fraction form
    123,770.91/185,663.48 = 35,016.97/x
  3. Step 3: Cross multiply
    123,770.91x = 185,663.48 × 35,016.97
  4. Step 4: Simplify right side
    123,770.91x = 6,501,372,334.17
  5. Step 5: Solve for x
    x = 6,501,372,334.17/123,770.91
  6. Step 6: Final answer
    x = 52,527.47

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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.