Home / 53,726.72-80,195.74-49,768.25

Finding the Fourth Proportional to 53,726.72, 80,195.74 and 49,768.25

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Solution

The fourth proportional to 53,726.72, 80,195.74 and 49,768.25 is: 74,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,726.72 : 80,195.74 = 49,768.25 : x
  2. Step 2: Convert to fraction form
    53,726.72/80,195.74 = 49,768.25/x
  3. Step 3: Cross multiply
    53,726.72x = 80,195.74 × 49,768.25
  4. Step 4: Simplify right side
    53,726.72x = 3,991,201,637.26
  5. Step 5: Solve for x
    x = 3,991,201,637.26/53,726.72
  6. Step 6: Final answer
    x = 74,287.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.