Home / 231,939.80-347,800.02-89,851.62

Finding the Fourth Proportional to 231,939.80, 347,800.02 and 89,851.62

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Solution

The fourth proportional to 231,939.80, 347,800.02 and 89,851.62 is: 134,734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,939.80 : 347,800.02 = 89,851.62 : x
  2. Step 2: Convert to fraction form
    231,939.80/347,800.02 = 89,851.62/x
  3. Step 3: Cross multiply
    231,939.80x = 347,800.02 × 89,851.62
  4. Step 4: Simplify right side
    231,939.80x = 31,250,395,233.03
  5. Step 5: Solve for x
    x = 31,250,395,233.03/231,939.80
  6. Step 6: Final answer
    x = 134,734.94

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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.