Home / 51,266.82-77,009.52-48,270.60

Finding the Fourth Proportional to 51,266.82, 77,009.52 and 48,270.60

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Solution

The fourth proportional to 51,266.82, 77,009.52 and 48,270.60 is: 72,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,266.82 : 77,009.52 = 48,270.60 : x
  2. Step 2: Convert to fraction form
    51,266.82/77,009.52 = 48,270.60/x
  3. Step 3: Cross multiply
    51,266.82x = 77,009.52 × 48,270.60
  4. Step 4: Simplify right side
    51,266.82x = 3,717,295,736.11
  5. Step 5: Solve for x
    x = 3,717,295,736.11/51,266.82
  6. Step 6: Final answer
    x = 72,508.80

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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.