Home / 100,736.23-151,052.32-29,649.61

Finding the Fourth Proportional to 100,736.23, 151,052.32 and 29,649.61

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Solution

The fourth proportional to 100,736.23, 151,052.32 and 29,649.61 is: 44,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,736.23 : 151,052.32 = 29,649.61 : x
  2. Step 2: Convert to fraction form
    100,736.23/151,052.32 = 29,649.61/x
  3. Step 3: Cross multiply
    100,736.23x = 151,052.32 × 29,649.61
  4. Step 4: Simplify right side
    100,736.23x = 4,478,642,377.60
  5. Step 5: Solve for x
    x = 4,478,642,377.60/100,736.23
  6. Step 6: Final answer
    x = 44,459.10

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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.