Home / 134,769.35-202,231.29-54,792.55

Finding the Fourth Proportional to 134,769.35, 202,231.29 and 54,792.55

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Solution

The fourth proportional to 134,769.35, 202,231.29 and 54,792.55 is: 82,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,769.35 : 202,231.29 = 54,792.55 : x
  2. Step 2: Convert to fraction form
    134,769.35/202,231.29 = 54,792.55/x
  3. Step 3: Cross multiply
    134,769.35x = 202,231.29 × 54,792.55
  4. Step 4: Simplify right side
    134,769.35x = 11,080,768,430.84
  5. Step 5: Solve for x
    x = 11,080,768,430.84/134,769.35
  6. Step 6: Final answer
    x = 82,220.24

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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.