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Finding the Fourth Proportional to 103,663.08, 155,494.62 and 33,549.48

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Solution

The fourth proportional to 103,663.08, 155,494.62 and 33,549.48 is: 50,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,663.08 : 155,494.62 = 33,549.48 : x
  2. Step 2: Convert to fraction form
    103,663.08/155,494.62 = 33,549.48/x
  3. Step 3: Cross multiply
    103,663.08x = 155,494.62 × 33,549.48
  4. Step 4: Simplify right side
    103,663.08x = 5,216,763,643.80
  5. Step 5: Solve for x
    x = 5,216,763,643.80/103,663.08
  6. Step 6: Final answer
    x = 50,324.22

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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.