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Finding the Fourth Proportional to 73,304.28, 109,955.61 and 17,900.28

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Solution

The fourth proportional to 73,304.28, 109,955.61 and 17,900.28 is: 26,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,304.28 : 109,955.61 = 17,900.28 : x
  2. Step 2: Convert to fraction form
    73,304.28/109,955.61 = 17,900.28/x
  3. Step 3: Cross multiply
    73,304.28x = 109,955.61 × 17,900.28
  4. Step 4: Simplify right side
    73,304.28x = 1,968,236,206.57
  5. Step 5: Solve for x
    x = 1,968,236,206.57/73,304.28
  6. Step 6: Final answer
    x = 26,850.22

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1.5x scale

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.