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Finding the Fourth Proportional to 64,493.34, 88,995.93 and 36,193.56

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Solution

The fourth proportional to 64,493.34, 88,995.93 and 36,193.56 is: 49,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,493.34 : 88,995.93 = 36,193.56 : x
  2. Step 2: Convert to fraction form
    64,493.34/88,995.93 = 36,193.56/x
  3. Step 3: Cross multiply
    64,493.34x = 88,995.93 × 36,193.56
  4. Step 4: Simplify right side
    64,493.34x = 3,221,079,532.21
  5. Step 5: Solve for x
    x = 3,221,079,532.21/64,493.34
  6. Step 6: Final answer
    x = 49,944.37

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1.5x scale

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.