Home / 64,880.44-89,519.67-36,580.66

Finding the Fourth Proportional to 64,880.44, 89,519.67 and 36,580.66

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Solution

The fourth proportional to 64,880.44, 89,519.67 and 36,580.66 is: 50,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.44 : 89,519.67 = 36,580.66 : x
  2. Step 2: Convert to fraction form
    64,880.44/89,519.67 = 36,580.66/x
  3. Step 3: Cross multiply
    64,880.44x = 89,519.67 × 36,580.66
  4. Step 4: Simplify right side
    64,880.44x = 3,274,688,611.58
  5. Step 5: Solve for x
    x = 3,274,688,611.58/64,880.44
  6. Step 6: Final answer
    x = 50,472.66

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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.