Home / 119,179.52-178,844.58-66,623.48

Finding the Fourth Proportional to 119,179.52, 178,844.58 and 66,623.48

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Solution

The fourth proportional to 119,179.52, 178,844.58 and 66,623.48 is: 99,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,179.52 : 178,844.58 = 66,623.48 : x
  2. Step 2: Convert to fraction form
    119,179.52/178,844.58 = 66,623.48/x
  3. Step 3: Cross multiply
    119,179.52x = 178,844.58 × 66,623.48
  4. Step 4: Simplify right side
    119,179.52x = 11,915,248,298.74
  5. Step 5: Solve for x
    x = 11,915,248,298.74/119,179.52
  6. Step 6: Final answer
    x = 99,977.31

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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.