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Finding the Fourth Proportional to 102,151.98, 153,227.46 and 26,250.45

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Solution

The fourth proportional to 102,151.98, 153,227.46 and 26,250.45 is: 39,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,151.98 : 153,227.46 = 26,250.45 : x
  2. Step 2: Convert to fraction form
    102,151.98/153,227.46 = 26,250.45/x
  3. Step 3: Cross multiply
    102,151.98x = 153,227.46 × 26,250.45
  4. Step 4: Simplify right side
    102,151.98x = 4,022,289,777.36
  5. Step 5: Solve for x
    x = 4,022,289,777.36/102,151.98
  6. Step 6: Final answer
    x = 39,375.54

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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.