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Finding the Fourth Proportional to 114,042.40, 171,160.80 and 50,959.60

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Solution

The fourth proportional to 114,042.40, 171,160.80 and 50,959.60 is: 76,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,042.40 : 171,160.80 = 50,959.60 : x
  2. Step 2: Convert to fraction form
    114,042.40/171,160.80 = 50,959.60/x
  3. Step 3: Cross multiply
    114,042.40x = 171,160.80 × 50,959.60
  4. Step 4: Simplify right side
    114,042.40x = 8,722,285,903.68
  5. Step 5: Solve for x
    x = 8,722,285,903.68/114,042.40
  6. Step 6: Final answer
    x = 76,482.83

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1.5x scale

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.