Home / 251,114.40-376,351.04-117,700.72

Finding the Fourth Proportional to 251,114.40, 376,351.04 and 117,700.72

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Solution

The fourth proportional to 251,114.40, 376,351.04 and 117,700.72 is: 176,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,114.40 : 376,351.04 = 117,700.72 : x
  2. Step 2: Convert to fraction form
    251,114.40/376,351.04 = 117,700.72/x
  3. Step 3: Cross multiply
    251,114.40x = 376,351.04 × 117,700.72
  4. Step 4: Simplify right side
    251,114.40x = 44,296,788,380.75
  5. Step 5: Solve for x
    x = 44,296,788,380.75/251,114.40
  6. Step 6: Final answer
    x = 176,400.83

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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.