Home / 51,141.56-70,558.44-29,905.79

Finding the Fourth Proportional to 51,141.56, 70,558.44 and 29,905.79

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Solution

The fourth proportional to 51,141.56, 70,558.44 and 29,905.79 is: 41,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,141.56 : 70,558.44 = 29,905.79 : x
  2. Step 2: Convert to fraction form
    51,141.56/70,558.44 = 29,905.79/x
  3. Step 3: Cross multiply
    51,141.56x = 70,558.44 × 29,905.79
  4. Step 4: Simplify right side
    51,141.56x = 2,110,105,889.37
  5. Step 5: Solve for x
    x = 2,110,105,889.37/51,141.56
  6. Step 6: Final answer
    x = 41,260.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.