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Finding the Fourth Proportional to 64,393.01, 96,587.82 and 28,844.69

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Solution

The fourth proportional to 64,393.01, 96,587.82 and 28,844.69 is: 43,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,393.01 : 96,587.82 = 28,844.69 : x
  2. Step 2: Convert to fraction form
    64,393.01/96,587.82 = 28,844.69/x
  3. Step 3: Cross multiply
    64,393.01x = 96,587.82 × 28,844.69
  4. Step 4: Simplify right side
    64,393.01x = 2,786,045,242.74
  5. Step 5: Solve for x
    x = 2,786,045,242.74/64,393.01
  6. Step 6: Final answer
    x = 43,266.27

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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.