Home / 231,812.40-347,718.60-175,825.20

Finding the Fourth Proportional to 231,812.40, 347,718.60 and 175,825.20

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Solution

The fourth proportional to 231,812.40, 347,718.60 and 175,825.20 is: 263,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,812.40 : 347,718.60 = 175,825.20 : x
  2. Step 2: Convert to fraction form
    231,812.40/347,718.60 = 175,825.20/x
  3. Step 3: Cross multiply
    231,812.40x = 347,718.60 × 175,825.20
  4. Step 4: Simplify right side
    231,812.40x = 61,137,692,388.72
  5. Step 5: Solve for x
    x = 61,137,692,388.72/231,812.40
  6. Step 6: Final answer
    x = 263,737.80

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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.