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Finding the Fourth Proportional to 55,649.16, 83,362.44 and 33,450.48

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Solution

The fourth proportional to 55,649.16, 83,362.44 and 33,450.48 is: 50,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,649.16 : 83,362.44 = 33,450.48 : x
  2. Step 2: Convert to fraction form
    55,649.16/83,362.44 = 33,450.48/x
  3. Step 3: Cross multiply
    55,649.16x = 83,362.44 × 33,450.48
  4. Step 4: Simplify right side
    55,649.16x = 2,788,513,631.97
  5. Step 5: Solve for x
    x = 2,788,513,631.97/55,649.16
  6. Step 6: Final answer
    x = 50,108.82

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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.