Home / 109,921.96-164,785.66-52,967.08

Finding the Fourth Proportional to 109,921.96, 164,785.66 and 52,967.08

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Solution

The fourth proportional to 109,921.96, 164,785.66 and 52,967.08 is: 79,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,921.96 : 164,785.66 = 52,967.08 : x
  2. Step 2: Convert to fraction form
    109,921.96/164,785.66 = 52,967.08/x
  3. Step 3: Cross multiply
    109,921.96x = 164,785.66 × 52,967.08
  4. Step 4: Simplify right side
    109,921.96x = 8,728,215,236.07
  5. Step 5: Solve for x
    x = 8,728,215,236.07/109,921.96
  6. Step 6: Final answer
    x = 79,403.74

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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.