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Finding the Fourth Proportional to 151,913.80, 227,870.70 and 41,105.80

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Solution

The fourth proportional to 151,913.80, 227,870.70 and 41,105.80 is: 61,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,913.80 : 227,870.70 = 41,105.80 : x
  2. Step 2: Convert to fraction form
    151,913.80/227,870.70 = 41,105.80/x
  3. Step 3: Cross multiply
    151,913.80x = 227,870.70 × 41,105.80
  4. Step 4: Simplify right side
    151,913.80x = 9,366,807,420.06
  5. Step 5: Solve for x
    x = 9,366,807,420.06/151,913.80
  6. Step 6: Final answer
    x = 61,658.70

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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.