Home / 258,006.84-356,049.18-144,829.80

Finding the Fourth Proportional to 258,006.84, 356,049.18 and 144,829.80

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Solution

The fourth proportional to 258,006.84, 356,049.18 and 144,829.80 is: 199,864.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,006.84 : 356,049.18 = 144,829.80 : x
  2. Step 2: Convert to fraction form
    258,006.84/356,049.18 = 144,829.80/x
  3. Step 3: Cross multiply
    258,006.84x = 356,049.18 × 144,829.80
  4. Step 4: Simplify right side
    258,006.84x = 51,566,531,529.56
  5. Step 5: Solve for x
    x = 51,566,531,529.56/258,006.84
  6. Step 6: Final answer
    x = 199,864.98

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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.