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Finding the Fourth Proportional to 173,223, 239,048.46 and 93,735

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Solution

The fourth proportional to 173,223, 239,048.46 and 93,735 is: 129,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,223 : 239,048.46 = 93,735 : x
  2. Step 2: Convert to fraction form
    173,223/239,048.46 = 93,735/x
  3. Step 3: Cross multiply
    173,223x = 239,048.46 × 93,735
  4. Step 4: Simplify right side
    173,223x = 22,407,207,398.10
  5. Step 5: Solve for x
    x = 22,407,207,398.10/173,223
  6. Step 6: Final answer
    x = 129,354.69

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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.