Home / 231,973.83-347,875.40-80,132.27

Finding the Fourth Proportional to 231,973.83, 347,875.40 and 80,132.27

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Solution

The fourth proportional to 231,973.83, 347,875.40 and 80,132.27 is: 120,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,973.83 : 347,875.40 = 80,132.27 : x
  2. Step 2: Convert to fraction form
    231,973.83/347,875.40 = 80,132.27/x
  3. Step 3: Cross multiply
    231,973.83x = 347,875.40 × 80,132.27
  4. Step 4: Simplify right side
    231,973.83x = 27,876,046,549.18
  5. Step 5: Solve for x
    x = 27,876,046,549.18/231,973.83
  6. Step 6: Final answer
    x = 120,168.93

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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.