Home / 127,380.14-191,072.04-48,498.70

Finding the Fourth Proportional to 127,380.14, 191,072.04 and 48,498.70

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Solution

The fourth proportional to 127,380.14, 191,072.04 and 48,498.70 is: 72,748.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,380.14 : 191,072.04 = 48,498.70 : x
  2. Step 2: Convert to fraction form
    127,380.14/191,072.04 = 48,498.70/x
  3. Step 3: Cross multiply
    127,380.14x = 191,072.04 × 48,498.70
  4. Step 4: Simplify right side
    127,380.14x = 9,266,745,546.35
  5. Step 5: Solve for x
    x = 9,266,745,546.35/127,380.14
  6. Step 6: Final answer
    x = 72,748.75

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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.