Home / 82,930.88-114,440.48-47,116.16

Finding the Fourth Proportional to 82,930.88, 114,440.48 and 47,116.16

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Solution

The fourth proportional to 82,930.88, 114,440.48 and 47,116.16 is: 65,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,930.88 : 114,440.48 = 47,116.16 : x
  2. Step 2: Convert to fraction form
    82,930.88/114,440.48 = 47,116.16/x
  3. Step 3: Cross multiply
    82,930.88x = 114,440.48 × 47,116.16
  4. Step 4: Simplify right side
    82,930.88x = 5,391,995,966.16
  5. Step 5: Solve for x
    x = 5,391,995,966.16/82,930.88
  6. Step 6: Final answer
    x = 65,017.95

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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.