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Finding the Fourth Proportional to 104,801.77, 157,154.40 and 33,711.28

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Solution

The fourth proportional to 104,801.77, 157,154.40 and 33,711.28 is: 50,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,801.77 : 157,154.40 = 33,711.28 : x
  2. Step 2: Convert to fraction form
    104,801.77/157,154.40 = 33,711.28/x
  3. Step 3: Cross multiply
    104,801.77x = 157,154.40 × 33,711.28
  4. Step 4: Simplify right side
    104,801.77x = 5,297,875,981.63
  5. Step 5: Solve for x
    x = 5,297,875,981.63/104,801.77
  6. Step 6: Final answer
    x = 50,551.40

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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.