Home / 53,144.36-73,339.38-29,271.56

Finding the Fourth Proportional to 53,144.36, 73,339.38 and 29,271.56

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Solution

The fourth proportional to 53,144.36, 73,339.38 and 29,271.56 is: 40,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144.36 : 73,339.38 = 29,271.56 : x
  2. Step 2: Convert to fraction form
    53,144.36/73,339.38 = 29,271.56/x
  3. Step 3: Cross multiply
    53,144.36x = 73,339.38 × 29,271.56
  4. Step 4: Simplify right side
    53,144.36x = 2,146,758,062.03
  5. Step 5: Solve for x
    x = 2,146,758,062.03/53,144.36
  6. Step 6: Final answer
    x = 40,394.84

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1.5x scale

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.