Home / 64,565.20-89,099.34-35,884.92

Finding the Fourth Proportional to 64,565.20, 89,099.34 and 35,884.92

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Solution

The fourth proportional to 64,565.20, 89,099.34 and 35,884.92 is: 49,520.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,565.20 : 89,099.34 = 35,884.92 : x
  2. Step 2: Convert to fraction form
    64,565.20/89,099.34 = 35,884.92/x
  3. Step 3: Cross multiply
    64,565.20x = 89,099.34 × 35,884.92
  4. Step 4: Simplify right side
    64,565.20x = 3,197,322,687.95
  5. Step 5: Solve for x
    x = 3,197,322,687.95/64,565.20
  6. Step 6: Final answer
    x = 49,520.84

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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.