Home / 82,950.15-114,466.28-47,135.19

Finding the Fourth Proportional to 82,950.15, 114,466.28 and 47,135.19

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Solution

The fourth proportional to 82,950.15, 114,466.28 and 47,135.19 is: 65,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,950.15 : 114,466.28 = 47,135.19 : x
  2. Step 2: Convert to fraction form
    82,950.15/114,466.28 = 47,135.19/x
  3. Step 3: Cross multiply
    82,950.15x = 114,466.28 × 47,135.19
  4. Step 4: Simplify right side
    82,950.15x = 5,395,389,620.72
  5. Step 5: Solve for x
    x = 5,395,389,620.72/82,950.15
  6. Step 6: Final answer
    x = 65,043.76

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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.