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Finding the Fourth Proportional to 241,058.89, 361,656.05 and 89,253.69

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Solution

The fourth proportional to 241,058.89, 361,656.05 and 89,253.69 is: 133,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,058.89 : 361,656.05 = 89,253.69 : x
  2. Step 2: Convert to fraction form
    241,058.89/361,656.05 = 89,253.69/x
  3. Step 3: Cross multiply
    241,058.89x = 361,656.05 × 89,253.69
  4. Step 4: Simplify right side
    241,058.89x = 32,279,136,973.32
  5. Step 5: Solve for x
    x = 32,279,136,973.32/241,058.89
  6. Step 6: Final answer
    x = 133,905.61

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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.