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Finding the Fourth Proportional to 51,477.48, 77,227.56 and 29,301.30

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Solution

The fourth proportional to 51,477.48, 77,227.56 and 29,301.30 is: 43,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,477.48 : 77,227.56 = 29,301.30 : x
  2. Step 2: Convert to fraction form
    51,477.48/77,227.56 = 29,301.30/x
  3. Step 3: Cross multiply
    51,477.48x = 77,227.56 × 29,301.30
  4. Step 4: Simplify right side
    51,477.48x = 2,262,867,903.83
  5. Step 5: Solve for x
    x = 2,262,867,903.83/51,477.48
  6. Step 6: Final answer
    x = 43,958.40

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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.