Home / 251,284.11-346,773.20-138,114.15

Finding the Fourth Proportional to 251,284.11, 346,773.20 and 138,114.15

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Solution

The fourth proportional to 251,284.11, 346,773.20 and 138,114.15 is: 190,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,284.11 : 346,773.20 = 138,114.15 : x
  2. Step 2: Convert to fraction form
    251,284.11/346,773.20 = 138,114.15/x
  3. Step 3: Cross multiply
    251,284.11x = 346,773.20 × 138,114.15
  4. Step 4: Simplify right side
    251,284.11x = 47,894,285,070.21
  5. Step 5: Solve for x
    x = 47,894,285,070.21/251,284.11
  6. Step 6: Final answer
    x = 190,598.14

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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.