Home / 110,657.78-166,025.72-47,475.36

Finding the Fourth Proportional to 110,657.78, 166,025.72 and 47,475.36

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Solution

The fourth proportional to 110,657.78, 166,025.72 and 47,475.36 is: 71,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,657.78 : 166,025.72 = 47,475.36 : x
  2. Step 2: Convert to fraction form
    110,657.78/166,025.72 = 47,475.36/x
  3. Step 3: Cross multiply
    110,657.78x = 166,025.72 × 47,475.36
  4. Step 4: Simplify right side
    110,657.78x = 7,882,130,826.26
  5. Step 5: Solve for x
    x = 7,882,130,826.26/110,657.78
  6. Step 6: Final answer
    x = 71,229.79

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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.