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Finding the Fourth Proportional to 228,524.56, 315,035.24 and 160,330.24

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Solution

The fourth proportional to 228,524.56, 315,035.24 and 160,330.24 is: 221,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,524.56 : 315,035.24 = 160,330.24 : x
  2. Step 2: Convert to fraction form
    228,524.56/315,035.24 = 160,330.24/x
  3. Step 3: Cross multiply
    228,524.56x = 315,035.24 × 160,330.24
  4. Step 4: Simplify right side
    228,524.56x = 50,509,675,637.66
  5. Step 5: Solve for x
    x = 50,509,675,637.66/228,524.56
  6. Step 6: Final answer
    x = 221,025.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.