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Finding the Fourth Proportional to 173,063.49, 238,935.72 and 132,699.70

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Solution

The fourth proportional to 173,063.49, 238,935.72 and 132,699.70 is: 183,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,063.49 : 238,935.72 = 132,699.70 : x
  2. Step 2: Convert to fraction form
    173,063.49/238,935.72 = 132,699.70/x
  3. Step 3: Cross multiply
    173,063.49x = 238,935.72 × 132,699.70
  4. Step 4: Simplify right side
    173,063.49x = 31,706,698,363.28
  5. Step 5: Solve for x
    x = 31,706,698,363.28/173,063.49
  6. Step 6: Final answer
    x = 183,208.48

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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.