Home / 64,867.86-89,517.61-35,059.86

Finding the Fourth Proportional to 64,867.86, 89,517.61 and 35,059.86

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Solution

The fourth proportional to 64,867.86, 89,517.61 and 35,059.86 is: 48,382.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,867.86 : 89,517.61 = 35,059.86 : x
  2. Step 2: Convert to fraction form
    64,867.86/89,517.61 = 35,059.86/x
  3. Step 3: Cross multiply
    64,867.86x = 89,517.61 × 35,059.86
  4. Step 4: Simplify right side
    64,867.86x = 3,138,474,698.84
  5. Step 5: Solve for x
    x = 3,138,474,698.84/64,867.86
  6. Step 6: Final answer
    x = 48,382.58

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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.