Home / 109,052.82-150,458.22-66,048.57

Finding the Fourth Proportional to 109,052.82, 150,458.22 and 66,048.57

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Solution

The fourth proportional to 109,052.82, 150,458.22 and 66,048.57 is: 91,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,052.82 : 150,458.22 = 66,048.57 : x
  2. Step 2: Convert to fraction form
    109,052.82/150,458.22 = 66,048.57/x
  3. Step 3: Cross multiply
    109,052.82x = 150,458.22 × 66,048.57
  4. Step 4: Simplify right side
    109,052.82x = 9,937,550,275.75
  5. Step 5: Solve for x
    x = 9,937,550,275.75/109,052.82
  6. Step 6: Final answer
    x = 91,126.03

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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.