Home / 104,782.78-157,065.63-41,576.86

Finding the Fourth Proportional to 104,782.78, 157,065.63 and 41,576.86

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Solution

The fourth proportional to 104,782.78, 157,065.63 and 41,576.86 is: 62,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,782.78 : 157,065.63 = 41,576.86 : x
  2. Step 2: Convert to fraction form
    104,782.78/157,065.63 = 41,576.86/x
  3. Step 3: Cross multiply
    104,782.78x = 157,065.63 × 41,576.86
  4. Step 4: Simplify right side
    104,782.78x = 6,530,295,709.32
  5. Step 5: Solve for x
    x = 6,530,295,709.32/104,782.78
  6. Step 6: Final answer
    x = 62,322.22

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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.