Home / 64,440.54-96,621.99-28,895.43

Finding the Fourth Proportional to 64,440.54, 96,621.99 and 28,895.43

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Solution

The fourth proportional to 64,440.54, 96,621.99 and 28,895.43 is: 43,325.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,440.54 : 96,621.99 = 28,895.43 : x
  2. Step 2: Convert to fraction form
    64,440.54/96,621.99 = 28,895.43/x
  3. Step 3: Cross multiply
    64,440.54x = 96,621.99 × 28,895.43
  4. Step 4: Simplify right side
    64,440.54x = 2,791,933,320.92
  5. Step 5: Solve for x
    x = 2,791,933,320.92/64,440.54
  6. Step 6: Final answer
    x = 43,325.73

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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.