Home / 134,527.22-201,789-45,842.54

Finding the Fourth Proportional to 134,527.22, 201,789 and 45,842.54

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Solution

The fourth proportional to 134,527.22, 201,789 and 45,842.54 is: 68,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,527.22 : 201,789 = 45,842.54 : x
  2. Step 2: Convert to fraction form
    134,527.22/201,789 = 45,842.54/x
  3. Step 3: Cross multiply
    134,527.22x = 201,789 × 45,842.54
  4. Step 4: Simplify right side
    134,527.22x = 9,250,520,304.06
  5. Step 5: Solve for x
    x = 9,250,520,304.06/134,527.22
  6. Step 6: Final answer
    x = 68,763.19

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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.