Home / 251,942.72-376,070.74-222,050.21

Finding the Fourth Proportional to 251,942.72, 376,070.74 and 222,050.21

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Solution

The fourth proportional to 251,942.72, 376,070.74 and 222,050.21 is: 331,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,942.72 : 376,070.74 = 222,050.21 : x
  2. Step 2: Convert to fraction form
    251,942.72/376,070.74 = 222,050.21/x
  3. Step 3: Cross multiply
    251,942.72x = 376,070.74 × 222,050.21
  4. Step 4: Simplify right side
    251,942.72x = 83,506,584,356.38
  5. Step 5: Solve for x
    x = 83,506,584,356.38/251,942.72
  6. Step 6: Final answer
    x = 331,450.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.