Home / 82,923.21-114,433.76-45,197.46

Finding the Fourth Proportional to 82,923.21, 114,433.76 and 45,197.46

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Solution

The fourth proportional to 82,923.21, 114,433.76 and 45,197.46 is: 62,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,923.21 : 114,433.76 = 45,197.46 : x
  2. Step 2: Convert to fraction form
    82,923.21/114,433.76 = 45,197.46/x
  3. Step 3: Cross multiply
    82,923.21x = 114,433.76 × 45,197.46
  4. Step 4: Simplify right side
    82,923.21x = 5,172,115,403.24
  5. Step 5: Solve for x
    x = 5,172,115,403.24/82,923.21
  6. Step 6: Final answer
    x = 62,372.35

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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.