Home / 64,340.28-96,620.04-41,889.20

Finding the Fourth Proportional to 64,340.28, 96,620.04 and 41,889.20

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Solution

The fourth proportional to 64,340.28, 96,620.04 and 41,889.20 is: 62,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,340.28 : 96,620.04 = 41,889.20 : x
  2. Step 2: Convert to fraction form
    64,340.28/96,620.04 = 41,889.20/x
  3. Step 3: Cross multiply
    64,340.28x = 96,620.04 × 41,889.20
  4. Step 4: Simplify right side
    64,340.28x = 4,047,336,179.57
  5. Step 5: Solve for x
    x = 4,047,336,179.57/64,340.28
  6. Step 6: Final answer
    x = 62,905.17

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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.