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Finding the Fourth Proportional to 173,247, 239,080.98 and 93,759

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Solution

The fourth proportional to 173,247, 239,080.98 and 93,759 is: 129,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,247 : 239,080.98 = 93,759 : x
  2. Step 2: Convert to fraction form
    173,247/239,080.98 = 93,759/x
  3. Step 3: Cross multiply
    173,247x = 239,080.98 × 93,759
  4. Step 4: Simplify right side
    173,247x = 22,415,993,603.82
  5. Step 5: Solve for x
    x = 22,415,993,603.82/173,247
  6. Step 6: Final answer
    x = 129,387.48

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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.