Home / 64,872.48-89,527.14-36,577.56

Finding the Fourth Proportional to 64,872.48, 89,527.14 and 36,577.56

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Solution

The fourth proportional to 64,872.48, 89,527.14 and 36,577.56 is: 50,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,872.48 : 89,527.14 = 36,577.56 : x
  2. Step 2: Convert to fraction form
    64,872.48/89,527.14 = 36,577.56/x
  3. Step 3: Cross multiply
    64,872.48x = 89,527.14 × 36,577.56
  4. Step 4: Simplify right side
    64,872.48x = 3,274,684,334.98
  5. Step 5: Solve for x
    x = 3,274,684,334.98/64,872.48
  6. Step 6: Final answer
    x = 50,478.79

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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.