Home / 64,620.02-89,180.52-36,329.96

Finding the Fourth Proportional to 64,620.02, 89,180.52 and 36,329.96

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Solution

The fourth proportional to 64,620.02, 89,180.52 and 36,329.96 is: 50,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,620.02 : 89,180.52 = 36,329.96 : x
  2. Step 2: Convert to fraction form
    64,620.02/89,180.52 = 36,329.96/x
  3. Step 3: Cross multiply
    64,620.02x = 89,180.52 × 36,329.96
  4. Step 4: Simplify right side
    64,620.02x = 3,239,924,724.38
  5. Step 5: Solve for x
    x = 3,239,924,724.38/64,620.02
  6. Step 6: Final answer
    x = 50,138.10

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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.