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Finding the Fourth Proportional to 163,845.10, 229,849.70 and 163,845.10

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Solution

The fourth proportional to 163,845.10, 229,849.70 and 163,845.10 is: 229,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,845.10 : 229,849.70 = 163,845.10 : x
  2. Step 2: Convert to fraction form
    163,845.10/229,849.70 = 163,845.10/x
  3. Step 3: Cross multiply
    163,845.10x = 229,849.70 × 163,845.10
  4. Step 4: Simplify right side
    163,845.10x = 37,659,747,081.47
  5. Step 5: Solve for x
    x = 37,659,747,081.47/163,845.10
  6. Step 6: Final answer
    x = 229,849.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.