Home / 133,867.11-200,527.29-74,734.28

Finding the Fourth Proportional to 133,867.11, 200,527.29 and 74,734.28

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Solution

The fourth proportional to 133,867.11, 200,527.29 and 74,734.28 is: 111,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,867.11 : 200,527.29 = 74,734.28 : x
  2. Step 2: Convert to fraction form
    133,867.11/200,527.29 = 74,734.28/x
  3. Step 3: Cross multiply
    133,867.11x = 200,527.29 × 74,734.28
  4. Step 4: Simplify right side
    133,867.11x = 14,986,262,638.50
  5. Step 5: Solve for x
    x = 14,986,262,638.50/133,867.11
  6. Step 6: Final answer
    x = 111,948.80

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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.