Home / 183,888.43-275,760.65-71,553.78

Finding the Fourth Proportional to 183,888.43, 275,760.65 and 71,553.78

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Solution

The fourth proportional to 183,888.43, 275,760.65 and 71,553.78 is: 107,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,888.43 : 275,760.65 = 71,553.78 : x
  2. Step 2: Convert to fraction form
    183,888.43/275,760.65 = 71,553.78/x
  3. Step 3: Cross multiply
    183,888.43x = 275,760.65 × 71,553.78
  4. Step 4: Simplify right side
    183,888.43x = 19,731,717,061.64
  5. Step 5: Solve for x
    x = 19,731,717,061.64/183,888.43
  6. Step 6: Final answer
    x = 107,302.66

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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.