Home / 75,779.59-104,573.43-41,789.51

Finding the Fourth Proportional to 75,779.59, 104,573.43 and 41,789.51

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Solution

The fourth proportional to 75,779.59, 104,573.43 and 41,789.51 is: 57,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,779.59 : 104,573.43 = 41,789.51 : x
  2. Step 2: Convert to fraction form
    75,779.59/104,573.43 = 41,789.51/x
  3. Step 3: Cross multiply
    75,779.59x = 104,573.43 × 41,789.51
  4. Step 4: Simplify right side
    75,779.59x = 4,370,072,268.00
  5. Step 5: Solve for x
    x = 4,370,072,268.00/75,779.59
  6. Step 6: Final answer
    x = 57,668.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.