Home / 84,264.08-126,419.74-36,883.30

Finding the Fourth Proportional to 84,264.08, 126,419.74 and 36,883.30

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Solution

The fourth proportional to 84,264.08, 126,419.74 and 36,883.30 is: 55,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,264.08 : 126,419.74 = 36,883.30 : x
  2. Step 2: Convert to fraction form
    84,264.08/126,419.74 = 36,883.30/x
  3. Step 3: Cross multiply
    84,264.08x = 126,419.74 × 36,883.30
  4. Step 4: Simplify right side
    84,264.08x = 4,662,777,196.34
  5. Step 5: Solve for x
    x = 4,662,777,196.34/84,264.08
  6. Step 6: Final answer
    x = 55,335.29

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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.