Home / 64,528.74-89,049.42-36,234.36

Finding the Fourth Proportional to 64,528.74, 89,049.42 and 36,234.36

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Solution

The fourth proportional to 64,528.74, 89,049.42 and 36,234.36 is: 50,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528.74 : 89,049.42 = 36,234.36 : x
  2. Step 2: Convert to fraction form
    64,528.74/89,049.42 = 36,234.36/x
  3. Step 3: Cross multiply
    64,528.74x = 89,049.42 × 36,234.36
  4. Step 4: Simplify right side
    64,528.74x = 3,226,648,742.07
  5. Step 5: Solve for x
    x = 3,226,648,742.07/64,528.74
  6. Step 6: Final answer
    x = 50,003.28

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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.