Home / 235,822.40-353,733.60-161,172.80

Finding the Fourth Proportional to 235,822.40, 353,733.60 and 161,172.80

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Solution

The fourth proportional to 235,822.40, 353,733.60 and 161,172.80 is: 241,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,822.40 : 353,733.60 = 161,172.80 : x
  2. Step 2: Convert to fraction form
    235,822.40/353,733.60 = 161,172.80/x
  3. Step 3: Cross multiply
    235,822.40x = 353,733.60 × 161,172.80
  4. Step 4: Simplify right side
    235,822.40x = 57,012,234,766.08
  5. Step 5: Solve for x
    x = 57,012,234,766.08/235,822.40
  6. Step 6: Final answer
    x = 241,759.20

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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.