Home / 134,497.12-185,557.44-89,197

Finding the Fourth Proportional to 134,497.12, 185,557.44 and 89,197

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Solution

The fourth proportional to 134,497.12, 185,557.44 and 89,197 is: 123,059.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,497.12 : 185,557.44 = 89,197 : x
  2. Step 2: Convert to fraction form
    134,497.12/185,557.44 = 89,197/x
  3. Step 3: Cross multiply
    134,497.12x = 185,557.44 × 89,197
  4. Step 4: Simplify right side
    134,497.12x = 16,551,166,975.68
  5. Step 5: Solve for x
    x = 16,551,166,975.68/134,497.12
  6. Step 6: Final answer
    x = 123,059.64

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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.