Home / 66,889.35-100,336.14-24,779.97

Finding the Fourth Proportional to 66,889.35, 100,336.14 and 24,779.97

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Solution

The fourth proportional to 66,889.35, 100,336.14 and 24,779.97 is: 37,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,889.35 : 100,336.14 = 24,779.97 : x
  2. Step 2: Convert to fraction form
    66,889.35/100,336.14 = 24,779.97/x
  3. Step 3: Cross multiply
    66,889.35x = 100,336.14 × 24,779.97
  4. Step 4: Simplify right side
    66,889.35x = 2,486,326,539.12
  5. Step 5: Solve for x
    x = 2,486,326,539.12/66,889.35
  6. Step 6: Final answer
    x = 37,170.74

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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.