Home / 75,064.57-103,590.37-41,076.01

Finding the Fourth Proportional to 75,064.57, 103,590.37 and 41,076.01

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Solution

The fourth proportional to 75,064.57, 103,590.37 and 41,076.01 is: 56,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,064.57 : 103,590.37 = 41,076.01 : x
  2. Step 2: Convert to fraction form
    75,064.57/103,590.37 = 41,076.01/x
  3. Step 3: Cross multiply
    75,064.57x = 103,590.37 × 41,076.01
  4. Step 4: Simplify right side
    75,064.57x = 4,255,079,139.33
  5. Step 5: Solve for x
    x = 4,255,079,139.33/75,064.57
  6. Step 6: Final answer
    x = 56,685.58

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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.