Home / 110,608.56-152,591.28-74,785.44

Finding the Fourth Proportional to 110,608.56, 152,591.28 and 74,785.44

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Solution

The fourth proportional to 110,608.56, 152,591.28 and 74,785.44 is: 103,171.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,608.56 : 152,591.28 = 74,785.44 : x
  2. Step 2: Convert to fraction form
    110,608.56/152,591.28 = 74,785.44/x
  3. Step 3: Cross multiply
    110,608.56x = 152,591.28 × 74,785.44
  4. Step 4: Simplify right side
    110,608.56x = 11,411,606,014.96
  5. Step 5: Solve for x
    x = 11,411,606,014.96/110,608.56
  6. Step 6: Final answer
    x = 103,171.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.