Home / 83,846.04-115,708.26-45,605.90

Finding the Fourth Proportional to 83,846.04, 115,708.26 and 45,605.90

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Solution

The fourth proportional to 83,846.04, 115,708.26 and 45,605.90 is: 62,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,846.04 : 115,708.26 = 45,605.90 : x
  2. Step 2: Convert to fraction form
    83,846.04/115,708.26 = 45,605.90/x
  3. Step 3: Cross multiply
    83,846.04x = 115,708.26 × 45,605.90
  4. Step 4: Simplify right side
    83,846.04x = 5,276,978,756.19
  5. Step 5: Solve for x
    x = 5,276,978,756.19/83,846.04
  6. Step 6: Final answer
    x = 62,936.53

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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.