Home / 231,862.41-347,782.05-135,853.92

Finding the Fourth Proportional to 231,862.41, 347,782.05 and 135,853.92

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Solution

The fourth proportional to 231,862.41, 347,782.05 and 135,853.92 is: 203,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,862.41 : 347,782.05 = 135,853.92 : x
  2. Step 2: Convert to fraction form
    231,862.41/347,782.05 = 135,853.92/x
  3. Step 3: Cross multiply
    231,862.41x = 347,782.05 × 135,853.92
  4. Step 4: Simplify right side
    231,862.41x = 47,247,554,798.14
  5. Step 5: Solve for x
    x = 47,247,554,798.14/231,862.41
  6. Step 6: Final answer
    x = 203,774.10

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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.