Home / 83,069.86-114,636.36-45,344.10

Finding the Fourth Proportional to 83,069.86, 114,636.36 and 45,344.10

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Solution

The fourth proportional to 83,069.86, 114,636.36 and 45,344.10 is: 62,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,069.86 : 114,636.36 = 45,344.10 : x
  2. Step 2: Convert to fraction form
    83,069.86/114,636.36 = 45,344.10/x
  3. Step 3: Cross multiply
    83,069.86x = 114,636.36 × 45,344.10
  4. Step 4: Simplify right side
    83,069.86x = 5,198,082,571.48
  5. Step 5: Solve for x
    x = 5,198,082,571.48/83,069.86
  6. Step 6: Final answer
    x = 62,574.83

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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.