Home / 64,439.64-96,684.11-36,391.36

Finding the Fourth Proportional to 64,439.64, 96,684.11 and 36,391.36

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Solution

The fourth proportional to 64,439.64, 96,684.11 and 36,391.36 is: 54,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,439.64 : 96,684.11 = 36,391.36 : x
  2. Step 2: Convert to fraction form
    64,439.64/96,684.11 = 36,391.36/x
  3. Step 3: Cross multiply
    64,439.64x = 96,684.11 × 36,391.36
  4. Step 4: Simplify right side
    64,439.64x = 3,518,466,253.29
  5. Step 5: Solve for x
    x = 3,518,466,253.29/64,439.64
  6. Step 6: Final answer
    x = 54,600.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.