Home / 143,184.60-197,583.18-82,759.16

Finding the Fourth Proportional to 143,184.60, 197,583.18 and 82,759.16

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Solution

The fourth proportional to 143,184.60, 197,583.18 and 82,759.16 is: 114,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,184.60 : 197,583.18 = 82,759.16 : x
  2. Step 2: Convert to fraction form
    143,184.60/197,583.18 = 82,759.16/x
  3. Step 3: Cross multiply
    143,184.60x = 197,583.18 × 82,759.16
  4. Step 4: Simplify right side
    143,184.60x = 16,351,817,329.36
  5. Step 5: Solve for x
    x = 16,351,817,329.36/143,184.60
  6. Step 6: Final answer
    x = 114,200.95

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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.