Home / 109,736.28-164,615.34-29,775.48

Finding the Fourth Proportional to 109,736.28, 164,615.34 and 29,775.48

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Solution

The fourth proportional to 109,736.28, 164,615.34 and 29,775.48 is: 44,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,736.28 : 164,615.34 = 29,775.48 : x
  2. Step 2: Convert to fraction form
    109,736.28/164,615.34 = 29,775.48/x
  3. Step 3: Cross multiply
    109,736.28x = 164,615.34 × 29,775.48
  4. Step 4: Simplify right side
    109,736.28x = 4,901,500,763.86
  5. Step 5: Solve for x
    x = 4,901,500,763.86/109,736.28
  6. Step 6: Final answer
    x = 44,666.18

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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.