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Finding the Fourth Proportional to 108,703.26, 150,001.47 and 60,949.98

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Solution

The fourth proportional to 108,703.26, 150,001.47 and 60,949.98 is: 84,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,703.26 : 150,001.47 = 60,949.98 : x
  2. Step 2: Convert to fraction form
    108,703.26/150,001.47 = 60,949.98/x
  3. Step 3: Cross multiply
    108,703.26x = 150,001.47 × 60,949.98
  4. Step 4: Simplify right side
    108,703.26x = 9,142,586,596.47
  5. Step 5: Solve for x
    x = 9,142,586,596.47/108,703.26
  6. Step 6: Final answer
    x = 84,105.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.