Home / 231,916.20-347,615.10-98,773.80

Finding the Fourth Proportional to 231,916.20, 347,615.10 and 98,773.80

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Solution

The fourth proportional to 231,916.20, 347,615.10 and 98,773.80 is: 148,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,916.20 : 347,615.10 = 98,773.80 : x
  2. Step 2: Convert to fraction form
    231,916.20/347,615.10 = 98,773.80/x
  3. Step 3: Cross multiply
    231,916.20x = 347,615.10 × 98,773.80
  4. Step 4: Simplify right side
    231,916.20x = 34,335,264,364.38
  5. Step 5: Solve for x
    x = 34,335,264,364.38/231,916.20
  6. Step 6: Final answer
    x = 148,050.31

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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.