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Finding the Fourth Proportional to 220,098.68, 330,166.44 and 70,360.28

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Solution

The fourth proportional to 220,098.68, 330,166.44 and 70,360.28 is: 105,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,098.68 : 330,166.44 = 70,360.28 : x
  2. Step 2: Convert to fraction form
    220,098.68/330,166.44 = 70,360.28/x
  3. Step 3: Cross multiply
    220,098.68x = 330,166.44 × 70,360.28
  4. Step 4: Simplify right side
    220,098.68x = 23,230,603,165.00
  5. Step 5: Solve for x
    x = 23,230,603,165.00/220,098.68
  6. Step 6: Final answer
    x = 105,546.31

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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.