Home / 64,565.20-89,094.90-36,265.60

Finding the Fourth Proportional to 64,565.20, 89,094.90 and 36,265.60

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Solution

The fourth proportional to 64,565.20, 89,094.90 and 36,265.60 is: 50,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,565.20 : 89,094.90 = 36,265.60 : x
  2. Step 2: Convert to fraction form
    64,565.20/89,094.90 = 36,265.60/x
  3. Step 3: Cross multiply
    64,565.20x = 89,094.90 × 36,265.60
  4. Step 4: Simplify right side
    64,565.20x = 3,231,080,005.44
  5. Step 5: Solve for x
    x = 3,231,080,005.44/64,565.20
  6. Step 6: Final answer
    x = 50,043.68

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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.