Home / 127,379.14-191,070.54-48,497.70

Finding the Fourth Proportional to 127,379.14, 191,070.54 and 48,497.70

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Solution

The fourth proportional to 127,379.14, 191,070.54 and 48,497.70 is: 72,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,379.14 : 191,070.54 = 48,497.70 : x
  2. Step 2: Convert to fraction form
    127,379.14/191,070.54 = 48,497.70/x
  3. Step 3: Cross multiply
    127,379.14x = 191,070.54 × 48,497.70
  4. Step 4: Simplify right side
    127,379.14x = 9,266,481,727.76
  5. Step 5: Solve for x
    x = 9,266,481,727.76/127,379.14
  6. Step 6: Final answer
    x = 72,747.25

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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.