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Finding the Fourth Proportional to 159,341, 219,901.08 and 92,273

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Solution

The fourth proportional to 159,341, 219,901.08 and 92,273 is: 127,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,341 : 219,901.08 = 92,273 : x
  2. Step 2: Convert to fraction form
    159,341/219,901.08 = 92,273/x
  3. Step 3: Cross multiply
    159,341x = 219,901.08 × 92,273
  4. Step 4: Simplify right side
    159,341x = 20,290,932,354.84
  5. Step 5: Solve for x
    x = 20,290,932,354.84/159,341
  6. Step 6: Final answer
    x = 127,342.82

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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.