Home / 64,102.09-88,442.87-36,876.75

Finding the Fourth Proportional to 64,102.09, 88,442.87 and 36,876.75

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Solution

The fourth proportional to 64,102.09, 88,442.87 and 36,876.75 is: 50,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,102.09 : 88,442.87 = 36,876.75 : x
  2. Step 2: Convert to fraction form
    64,102.09/88,442.87 = 36,876.75/x
  3. Step 3: Cross multiply
    64,102.09x = 88,442.87 × 36,876.75
  4. Step 4: Simplify right side
    64,102.09x = 3,261,485,606.27
  5. Step 5: Solve for x
    x = 3,261,485,606.27/64,102.09
  6. Step 6: Final answer
    x = 50,879.55

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1.5x scale

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.