Home / 94,778.74-130,847.19-64,608.37

Finding the Fourth Proportional to 94,778.74, 130,847.19 and 64,608.37

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Solution

The fourth proportional to 94,778.74, 130,847.19 and 64,608.37 is: 89,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,778.74 : 130,847.19 = 64,608.37 : x
  2. Step 2: Convert to fraction form
    94,778.74/130,847.19 = 64,608.37/x
  3. Step 3: Cross multiply
    94,778.74x = 130,847.19 × 64,608.37
  4. Step 4: Simplify right side
    94,778.74x = 8,453,823,664.98
  5. Step 5: Solve for x
    x = 8,453,823,664.98/94,778.74
  6. Step 6: Final answer
    x = 89,195.36

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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.