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Finding the Fourth Proportional to 220,018.83, 329,975.39 and 101,576.39

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Solution

The fourth proportional to 220,018.83, 329,975.39 and 101,576.39 is: 152,340.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,018.83 : 329,975.39 = 101,576.39 : x
  2. Step 2: Convert to fraction form
    220,018.83/329,975.39 = 101,576.39/x
  3. Step 3: Cross multiply
    220,018.83x = 329,975.39 × 101,576.39
  4. Step 4: Simplify right side
    220,018.83x = 33,517,706,747.28
  5. Step 5: Solve for x
    x = 33,517,706,747.28/220,018.83
  6. Step 6: Final answer
    x = 152,340.17

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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.