Home / 75,111.34-103,679.74-46,452.94

Finding the Fourth Proportional to 75,111.34, 103,679.74 and 46,452.94

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Solution

The fourth proportional to 75,111.34, 103,679.74 and 46,452.94 is: 64,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,111.34 : 103,679.74 = 46,452.94 : x
  2. Step 2: Convert to fraction form
    75,111.34/103,679.74 = 46,452.94/x
  3. Step 3: Cross multiply
    75,111.34x = 103,679.74 × 46,452.94
  4. Step 4: Simplify right side
    75,111.34x = 4,816,228,741.44
  5. Step 5: Solve for x
    x = 4,816,228,741.44/75,111.34
  6. Step 6: Final answer
    x = 64,121.19

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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.