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Finding the Fourth Proportional to 228,765.60, 343,283.28 and 95,635.56

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Solution

The fourth proportional to 228,765.60, 343,283.28 and 95,635.56 is: 143,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,765.60 : 343,283.28 = 95,635.56 : x
  2. Step 2: Convert to fraction form
    228,765.60/343,283.28 = 95,635.56/x
  3. Step 3: Cross multiply
    228,765.60x = 343,283.28 × 95,635.56
  4. Step 4: Simplify right side
    228,765.60x = 32,830,088,721.44
  5. Step 5: Solve for x
    x = 32,830,088,721.44/228,765.60
  6. Step 6: Final answer
    x = 143,509.73

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1.5x scale

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.