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Finding the Fourth Proportional to 199,443.72, 299,220.94 and 110,759.51

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Solution

The fourth proportional to 199,443.72, 299,220.94 and 110,759.51 is: 166,170.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,443.72 : 299,220.94 = 110,759.51 : x
  2. Step 2: Convert to fraction form
    199,443.72/299,220.94 = 110,759.51/x
  3. Step 3: Cross multiply
    199,443.72x = 299,220.94 × 110,759.51
  4. Step 4: Simplify right side
    199,443.72x = 33,141,563,476.93
  5. Step 5: Solve for x
    x = 33,141,563,476.93/199,443.72
  6. Step 6: Final answer
    x = 166,170.00

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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.