Home / 64,561.20-89,094.36-35,879.96

Finding the Fourth Proportional to 64,561.20, 89,094.36 and 35,879.96

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Solution

The fourth proportional to 64,561.20, 89,094.36 and 35,879.96 is: 49,514.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,561.20 : 89,094.36 = 35,879.96 : x
  2. Step 2: Convert to fraction form
    64,561.20/89,094.36 = 35,879.96/x
  3. Step 3: Cross multiply
    64,561.20x = 89,094.36 × 35,879.96
  4. Step 4: Simplify right side
    64,561.20x = 3,196,701,627.55
  5. Step 5: Solve for x
    x = 3,196,701,627.55/64,561.20
  6. Step 6: Final answer
    x = 49,514.29

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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.