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Finding the Fourth Proportional to 100,073.40, 150,111.92 and 33,501.12

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Solution

The fourth proportional to 100,073.40, 150,111.92 and 33,501.12 is: 50,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,073.40 : 150,111.92 = 33,501.12 : x
  2. Step 2: Convert to fraction form
    100,073.40/150,111.92 = 33,501.12/x
  3. Step 3: Cross multiply
    100,073.40x = 150,111.92 × 33,501.12
  4. Step 4: Simplify right side
    100,073.40x = 5,028,917,445.35
  5. Step 5: Solve for x
    x = 5,028,917,445.35/100,073.40
  6. Step 6: Final answer
    x = 50,252.29

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1.5x scale

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.