Home / 152,086.50-228,129.75-41,278.50

Finding the Fourth Proportional to 152,086.50, 228,129.75 and 41,278.50

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Solution

The fourth proportional to 152,086.50, 228,129.75 and 41,278.50 is: 61,917.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,086.50 : 228,129.75 = 41,278.50 : x
  2. Step 2: Convert to fraction form
    152,086.50/228,129.75 = 41,278.50/x
  3. Step 3: Cross multiply
    152,086.50x = 228,129.75 × 41,278.50
  4. Step 4: Simplify right side
    152,086.50x = 9,416,853,885.38
  5. Step 5: Solve for x
    x = 9,416,853,885.38/152,086.50
  6. Step 6: Final answer
    x = 61,917.75

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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.