Home / 282,524.34-389,985.94-187,061.79

Finding the Fourth Proportional to 282,524.34, 389,985.94 and 187,061.79

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Solution

The fourth proportional to 282,524.34, 389,985.94 and 187,061.79 is: 258,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,524.34 : 389,985.94 = 187,061.79 : x
  2. Step 2: Convert to fraction form
    282,524.34/389,985.94 = 187,061.79/x
  3. Step 3: Cross multiply
    282,524.34x = 389,985.94 × 187,061.79
  4. Step 4: Simplify right side
    282,524.34x = 72,951,467,543.58
  5. Step 5: Solve for x
    x = 72,951,467,543.58/282,524.34
  6. Step 6: Final answer
    x = 258,213.04

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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.