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Finding the Fourth Proportional to 173,392.48, 239,281.92 and 93,904.48

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Solution

The fourth proportional to 173,392.48, 239,281.92 and 93,904.48 is: 129,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,392.48 : 239,281.92 = 93,904.48 : x
  2. Step 2: Convert to fraction form
    173,392.48/239,281.92 = 93,904.48/x
  3. Step 3: Cross multiply
    173,392.48x = 239,281.92 × 93,904.48
  4. Step 4: Simplify right side
    173,392.48x = 22,469,644,271.00
  5. Step 5: Solve for x
    x = 22,469,644,271.00/173,392.48
  6. Step 6: Final answer
    x = 129,588.34

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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.