Home / 251,123.64-346,452.96-142,202.95

Finding the Fourth Proportional to 251,123.64, 346,452.96 and 142,202.95

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Solution

The fourth proportional to 251,123.64, 346,452.96 and 142,202.95 is: 196,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,123.64 : 346,452.96 = 142,202.95 : x
  2. Step 2: Convert to fraction form
    251,123.64/346,452.96 = 142,202.95/x
  3. Step 3: Cross multiply
    251,123.64x = 346,452.96 × 142,202.95
  4. Step 4: Simplify right side
    251,123.64x = 49,266,634,451.44
  5. Step 5: Solve for x
    x = 49,266,634,451.44/251,123.64
  6. Step 6: Final answer
    x = 196,184.77

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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.