Home / 134,842.72-202,292.88-51,736

Finding the Fourth Proportional to 134,842.72, 202,292.88 and 51,736

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Solution

The fourth proportional to 134,842.72, 202,292.88 and 51,736 is: 77,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,842.72 : 202,292.88 = 51,736 : x
  2. Step 2: Convert to fraction form
    134,842.72/202,292.88 = 51,736/x
  3. Step 3: Cross multiply
    134,842.72x = 202,292.88 × 51,736
  4. Step 4: Simplify right side
    134,842.72x = 10,465,824,439.68
  5. Step 5: Solve for x
    x = 10,465,824,439.68/134,842.72
  6. Step 6: Final answer
    x = 77,615.05

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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.