Home / 119,857.20-179,505.48-94,728.60

Finding the Fourth Proportional to 119,857.20, 179,505.48 and 94,728.60

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Solution

The fourth proportional to 119,857.20, 179,505.48 and 94,728.60 is: 141,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,857.20 : 179,505.48 = 94,728.60 : x
  2. Step 2: Convert to fraction form
    119,857.20/179,505.48 = 94,728.60/x
  3. Step 3: Cross multiply
    119,857.20x = 179,505.48 × 94,728.60
  4. Step 4: Simplify right side
    119,857.20x = 17,004,302,812.73
  5. Step 5: Solve for x
    x = 17,004,302,812.73/119,857.20
  6. Step 6: Final answer
    x = 141,871.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.