Home / 66,913.57-100,263.84-35,322.49

Finding the Fourth Proportional to 66,913.57, 100,263.84 and 35,322.49

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Solution

The fourth proportional to 66,913.57, 100,263.84 and 35,322.49 is: 52,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,913.57 : 100,263.84 = 35,322.49 : x
  2. Step 2: Convert to fraction form
    66,913.57/100,263.84 = 35,322.49/x
  3. Step 3: Cross multiply
    66,913.57x = 100,263.84 × 35,322.49
  4. Step 4: Simplify right side
    66,913.57x = 3,541,568,485.76
  5. Step 5: Solve for x
    x = 3,541,568,485.76/66,913.57
  6. Step 6: Final answer
    x = 52,927.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.