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Finding the Fourth Proportional to 228,745, 343,117.50 and 62,533

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Solution

The fourth proportional to 228,745, 343,117.50 and 62,533 is: 93,799.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,745 : 343,117.50 = 62,533 : x
  2. Step 2: Convert to fraction form
    228,745/343,117.50 = 62,533/x
  3. Step 3: Cross multiply
    228,745x = 343,117.50 × 62,533
  4. Step 4: Simplify right side
    228,745x = 21,456,166,627.50
  5. Step 5: Solve for x
    x = 21,456,166,627.50/228,745
  6. Step 6: Final answer
    x = 93,799.50

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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.