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Finding the Fourth Proportional to 64,777.44, 88,810.22 and 63,596.64

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Solution

The fourth proportional to 64,777.44, 88,810.22 and 63,596.64 is: 87,191.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,777.44 : 88,810.22 = 63,596.64 : x
  2. Step 2: Convert to fraction form
    64,777.44/88,810.22 = 63,596.64/x
  3. Step 3: Cross multiply
    64,777.44x = 88,810.22 × 63,596.64
  4. Step 4: Simplify right side
    64,777.44x = 5,648,031,589.66
  5. Step 5: Solve for x
    x = 5,648,031,589.66/64,777.44
  6. Step 6: Final answer
    x = 87,191.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.