Home / 142,932.84-197,233.11-82,522.95

Finding the Fourth Proportional to 142,932.84, 197,233.11 and 82,522.95

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Solution

The fourth proportional to 142,932.84, 197,233.11 and 82,522.95 is: 113,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,932.84 : 197,233.11 = 82,522.95 : x
  2. Step 2: Convert to fraction form
    142,932.84/197,233.11 = 82,522.95/x
  3. Step 3: Cross multiply
    142,932.84x = 197,233.11 × 82,522.95
  4. Step 4: Simplify right side
    142,932.84x = 16,276,258,074.87
  5. Step 5: Solve for x
    x = 16,276,258,074.87/142,932.84
  6. Step 6: Final answer
    x = 113,873.47

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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.