Home / 75,613.44-104,345.24-41,622.60

Finding the Fourth Proportional to 75,613.44, 104,345.24 and 41,622.60

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Solution

The fourth proportional to 75,613.44, 104,345.24 and 41,622.60 is: 57,438.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,613.44 : 104,345.24 = 41,622.60 : x
  2. Step 2: Convert to fraction form
    75,613.44/104,345.24 = 41,622.60/x
  3. Step 3: Cross multiply
    75,613.44x = 104,345.24 × 41,622.60
  4. Step 4: Simplify right side
    75,613.44x = 4,343,119,978.31
  5. Step 5: Solve for x
    x = 4,343,119,978.31/75,613.44
  6. Step 6: Final answer
    x = 57,438.47

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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.