Home / 226,312.08-339,468.72-68,541.90

Finding the Fourth Proportional to 226,312.08, 339,468.72 and 68,541.90

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Solution

The fourth proportional to 226,312.08, 339,468.72 and 68,541.90 is: 102,813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,312.08 : 339,468.72 = 68,541.90 : x
  2. Step 2: Convert to fraction form
    226,312.08/339,468.72 = 68,541.90/x
  3. Step 3: Cross multiply
    226,312.08x = 339,468.72 × 68,541.90
  4. Step 4: Simplify right side
    226,312.08x = 23,267,831,059.37
  5. Step 5: Solve for x
    x = 23,267,831,059.37/226,312.08
  6. Step 6: Final answer
    x = 102,813.03

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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.