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Finding the Fourth Proportional to 176,662.91, 243,772.71 and 119,426.73

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Solution

The fourth proportional to 176,662.91, 243,772.71 and 119,426.73 is: 164,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,662.91 : 243,772.71 = 119,426.73 : x
  2. Step 2: Convert to fraction form
    176,662.91/243,772.71 = 119,426.73/x
  3. Step 3: Cross multiply
    176,662.91x = 243,772.71 × 119,426.73
  4. Step 4: Simplify right side
    176,662.91x = 29,112,977,618.54
  5. Step 5: Solve for x
    x = 29,112,977,618.54/176,662.91
  6. Step 6: Final answer
    x = 164,793.95

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1.5x scale

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.