Home / 108,045.62-149,110.44-60,308.30

Finding the Fourth Proportional to 108,045.62, 149,110.44 and 60,308.30

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Solution

The fourth proportional to 108,045.62, 149,110.44 and 60,308.30 is: 83,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,045.62 : 149,110.44 = 60,308.30 : x
  2. Step 2: Convert to fraction form
    108,045.62/149,110.44 = 60,308.30/x
  3. Step 3: Cross multiply
    108,045.62x = 149,110.44 × 60,308.30
  4. Step 4: Simplify right side
    108,045.62x = 8,992,597,148.65
  5. Step 5: Solve for x
    x = 8,992,597,148.65/108,045.62
  6. Step 6: Final answer
    x = 83,229.63

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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.