Home / 75,739.01-104,520.56-41,748.80

Finding the Fourth Proportional to 75,739.01, 104,520.56 and 41,748.80

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Solution

The fourth proportional to 75,739.01, 104,520.56 and 41,748.80 is: 57,613.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,739.01 : 104,520.56 = 41,748.80 : x
  2. Step 2: Convert to fraction form
    75,739.01/104,520.56 = 41,748.80/x
  3. Step 3: Cross multiply
    75,739.01x = 104,520.56 × 41,748.80
  4. Step 4: Simplify right side
    75,739.01x = 4,363,607,223.98
  5. Step 5: Solve for x
    x = 4,363,607,223.98/75,739.01
  6. Step 6: Final answer
    x = 57,613.74

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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.