Home / 251,760.24-347,437.92-137,048.33

Finding the Fourth Proportional to 251,760.24, 347,437.92 and 137,048.33

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Solution

The fourth proportional to 251,760.24, 347,437.92 and 137,048.33 is: 189,131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,760.24 : 347,437.92 = 137,048.33 : x
  2. Step 2: Convert to fraction form
    251,760.24/347,437.92 = 137,048.33/x
  3. Step 3: Cross multiply
    251,760.24x = 347,437.92 × 137,048.33
  4. Step 4: Simplify right side
    251,760.24x = 47,615,784,977.48
  5. Step 5: Solve for x
    x = 47,615,784,977.48/251,760.24
  6. Step 6: Final answer
    x = 189,131.47

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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.