Home / 53,126.36-73,339.26-30,766.04

Finding the Fourth Proportional to 53,126.36, 73,339.26 and 30,766.04

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Solution

The fourth proportional to 53,126.36, 73,339.26 and 30,766.04 is: 42,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,126.36 : 73,339.26 = 30,766.04 : x
  2. Step 2: Convert to fraction form
    53,126.36/73,339.26 = 30,766.04/x
  3. Step 3: Cross multiply
    53,126.36x = 73,339.26 × 30,766.04
  4. Step 4: Simplify right side
    53,126.36x = 2,256,358,606.73
  5. Step 5: Solve for x
    x = 2,256,358,606.73/53,126.36
  6. Step 6: Final answer
    x = 42,471.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.