Home / 64,433.75-88,889.43-41,778.48

Finding the Fourth Proportional to 64,433.75, 88,889.43 and 41,778.48

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Solution

The fourth proportional to 64,433.75, 88,889.43 and 41,778.48 is: 57,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,433.75 : 88,889.43 = 41,778.48 : x
  2. Step 2: Convert to fraction form
    64,433.75/88,889.43 = 41,778.48/x
  3. Step 3: Cross multiply
    64,433.75x = 88,889.43 × 41,778.48
  4. Step 4: Simplify right side
    64,433.75x = 3,713,664,620.13
  5. Step 5: Solve for x
    x = 3,713,664,620.13/64,433.75
  6. Step 6: Final answer
    x = 57,635.40

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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.