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Finding the Fourth Proportional to 101,295.48, 151,943.33 and 26,415.56

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Solution

The fourth proportional to 101,295.48, 151,943.33 and 26,415.56 is: 39,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,295.48 : 151,943.33 = 26,415.56 : x
  2. Step 2: Convert to fraction form
    101,295.48/151,943.33 = 26,415.56/x
  3. Step 3: Cross multiply
    101,295.48x = 151,943.33 × 26,415.56
  4. Step 4: Simplify right side
    101,295.48x = 4,013,668,150.21
  5. Step 5: Solve for x
    x = 4,013,668,150.21/101,295.48
  6. Step 6: Final answer
    x = 39,623.37

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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.