Home / 251,757.23-347,433.77-137,045.32

Finding the Fourth Proportional to 251,757.23, 347,433.77 and 137,045.32

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Solution

The fourth proportional to 251,757.23, 347,433.77 and 137,045.32 is: 189,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,757.23 : 347,433.77 = 137,045.32 : x
  2. Step 2: Convert to fraction form
    251,757.23/347,433.77 = 137,045.32/x
  3. Step 3: Cross multiply
    251,757.23x = 347,433.77 × 137,045.32
  4. Step 4: Simplify right side
    251,757.23x = 47,614,171,662.49
  5. Step 5: Solve for x
    x = 47,614,171,662.49/251,757.23
  6. Step 6: Final answer
    x = 189,127.33

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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.