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Finding the Fourth Proportional to 88,963.96, 133,485 and 33,547

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Solution

The fourth proportional to 88,963.96, 133,485 and 33,547 is: 50,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,963.96 : 133,485 = 33,547 : x
  2. Step 2: Convert to fraction form
    88,963.96/133,485 = 33,547/x
  3. Step 3: Cross multiply
    88,963.96x = 133,485 × 33,547
  4. Step 4: Simplify right side
    88,963.96x = 4,478,021,295
  5. Step 5: Solve for x
    x = 4,478,021,295/88,963.96
  6. Step 6: Final answer
    x = 50,335.23

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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.