Home / 110,779.44-165,877.56-66,300.72

Finding the Fourth Proportional to 110,779.44, 165,877.56 and 66,300.72

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Solution

The fourth proportional to 110,779.44, 165,877.56 and 66,300.72 is: 99,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779.44 : 165,877.56 = 66,300.72 : x
  2. Step 2: Convert to fraction form
    110,779.44/165,877.56 = 66,300.72/x
  3. Step 3: Cross multiply
    110,779.44x = 165,877.56 × 66,300.72
  4. Step 4: Simplify right side
    110,779.44x = 10,997,801,659.84
  5. Step 5: Solve for x
    x = 10,997,801,659.84/110,779.44
  6. Step 6: Final answer
    x = 99,276.56

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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.