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Finding the Fourth Proportional to 228,500.96, 342,738.48 and 62,276

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Solution

The fourth proportional to 228,500.96, 342,738.48 and 62,276 is: 93,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,500.96 : 342,738.48 = 62,276 : x
  2. Step 2: Convert to fraction form
    228,500.96/342,738.48 = 62,276/x
  3. Step 3: Cross multiply
    228,500.96x = 342,738.48 × 62,276
  4. Step 4: Simplify right side
    228,500.96x = 21,344,381,580.48
  5. Step 5: Solve for x
    x = 21,344,381,580.48/228,500.96
  6. Step 6: Final answer
    x = 93,410.47

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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.