Home / 64,117.20-96,158.52-43,467.60

Finding the Fourth Proportional to 64,117.20, 96,158.52 and 43,467.60

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Solution

The fourth proportional to 64,117.20, 96,158.52 and 43,467.60 is: 65,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,117.20 : 96,158.52 = 43,467.60 : x
  2. Step 2: Convert to fraction form
    64,117.20/96,158.52 = 43,467.60/x
  3. Step 3: Cross multiply
    64,117.20x = 96,158.52 × 43,467.60
  4. Step 4: Simplify right side
    64,117.20x = 4,179,780,083.95
  5. Step 5: Solve for x
    x = 4,179,780,083.95/64,117.20
  6. Step 6: Final answer
    x = 65,189.69

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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.