Home / 240,675.38-361,068.44-80,772.53

Finding the Fourth Proportional to 240,675.38, 361,068.44 and 80,772.53

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Solution

The fourth proportional to 240,675.38, 361,068.44 and 80,772.53 is: 121,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,675.38 : 361,068.44 = 80,772.53 : x
  2. Step 2: Convert to fraction form
    240,675.38/361,068.44 = 80,772.53/x
  3. Step 3: Cross multiply
    240,675.38x = 361,068.44 × 80,772.53
  4. Step 4: Simplify right side
    240,675.38x = 29,164,411,401.95
  5. Step 5: Solve for x
    x = 29,164,411,401.95/240,675.38
  6. Step 6: Final answer
    x = 121,177.38

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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.