Home / 340,274.00-510,372.12-90,975.44

Finding the Fourth Proportional to 340,274.00, 510,372.12 and 90,975.44

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Solution

The fourth proportional to 340,274.00, 510,372.12 and 90,975.44 is: 136,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,274.00 : 510,372.12 = 90,975.44 : x
  2. Step 2: Convert to fraction form
    340,274.00/510,372.12 = 90,975.44/x
  3. Step 3: Cross multiply
    340,274.00x = 510,372.12 × 90,975.44
  4. Step 4: Simplify right side
    340,274.00x = 46,431,329,797.82
  5. Step 5: Solve for x
    x = 46,431,329,797.82/340,274.00
  6. Step 6: Final answer
    x = 136,452.77

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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.