Home / 82,981.22-114,509.58-47,166.26

Finding the Fourth Proportional to 82,981.22, 114,509.58 and 47,166.26

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Solution

The fourth proportional to 82,981.22, 114,509.58 and 47,166.26 is: 65,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,981.22 : 114,509.58 = 47,166.26 : x
  2. Step 2: Convert to fraction form
    82,981.22/114,509.58 = 47,166.26/x
  3. Step 3: Cross multiply
    82,981.22x = 114,509.58 × 47,166.26
  4. Step 4: Simplify right side
    82,981.22x = 5,400,988,622.77
  5. Step 5: Solve for x
    x = 5,400,988,622.77/82,981.22
  6. Step 6: Final answer
    x = 65,086.88

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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.