Home / 83,779.64-125,758.99-33,892.35

Finding the Fourth Proportional to 83,779.64, 125,758.99 and 33,892.35

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Solution

The fourth proportional to 83,779.64, 125,758.99 and 33,892.35 is: 50,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,779.64 : 125,758.99 = 33,892.35 : x
  2. Step 2: Convert to fraction form
    83,779.64/125,758.99 = 33,892.35/x
  3. Step 3: Cross multiply
    83,779.64x = 125,758.99 × 33,892.35
  4. Step 4: Simplify right side
    83,779.64x = 4,262,266,906.47
  5. Step 5: Solve for x
    x = 4,262,266,906.47/83,779.64
  6. Step 6: Final answer
    x = 50,874.74

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1.5x scale

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.