Home / 109,800.75-164,701.13-34,921.05

Finding the Fourth Proportional to 109,800.75, 164,701.13 and 34,921.05

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Solution

The fourth proportional to 109,800.75, 164,701.13 and 34,921.05 is: 52,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,800.75 : 164,701.13 = 34,921.05 : x
  2. Step 2: Convert to fraction form
    109,800.75/164,701.13 = 34,921.05/x
  3. Step 3: Cross multiply
    109,800.75x = 164,701.13 × 34,921.05
  4. Step 4: Simplify right side
    109,800.75x = 5,751,536,221.18
  5. Step 5: Solve for x
    x = 5,751,536,221.18/109,800.75
  6. Step 6: Final answer
    x = 52,381.58

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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.