Home / 64,815.62-89,452.77-40,941.14

Finding the Fourth Proportional to 64,815.62, 89,452.77 and 40,941.14

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Solution

The fourth proportional to 64,815.62, 89,452.77 and 40,941.14 is: 56,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,815.62 : 89,452.77 = 40,941.14 : x
  2. Step 2: Convert to fraction form
    64,815.62/89,452.77 = 40,941.14/x
  3. Step 3: Cross multiply
    64,815.62x = 89,452.77 × 40,941.14
  4. Step 4: Simplify right side
    64,815.62x = 3,662,298,379.96
  5. Step 5: Solve for x
    x = 3,662,298,379.96/64,815.62
  6. Step 6: Final answer
    x = 56,503.33

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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.