Home / 240,209.98-359,790.09-121,677.82

Finding the Fourth Proportional to 240,209.98, 359,790.09 and 121,677.82

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Solution

The fourth proportional to 240,209.98, 359,790.09 and 121,677.82 is: 182,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,209.98 : 359,790.09 = 121,677.82 : x
  2. Step 2: Convert to fraction form
    240,209.98/359,790.09 = 121,677.82/x
  3. Step 3: Cross multiply
    240,209.98x = 359,790.09 × 121,677.82
  4. Step 4: Simplify right side
    240,209.98x = 43,778,473,808.80
  5. Step 5: Solve for x
    x = 43,778,473,808.80/240,209.98
  6. Step 6: Final answer
    x = 182,250.85

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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.