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Finding the Fourth Proportional to 183,983.52, 275,713.92 and 141,703.68

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Solution

The fourth proportional to 183,983.52, 275,713.92 and 141,703.68 is: 212,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,983.52 : 275,713.92 = 141,703.68 : x
  2. Step 2: Convert to fraction form
    183,983.52/275,713.92 = 141,703.68/x
  3. Step 3: Cross multiply
    183,983.52x = 275,713.92 × 141,703.68
  4. Step 4: Simplify right side
    183,983.52x = 39,069,677,091.23
  5. Step 5: Solve for x
    x = 39,069,677,091.23/183,983.52
  6. Step 6: Final answer
    x = 212,354.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.