Home / 53,743.36-80,252.88-43,902.08

Finding the Fourth Proportional to 53,743.36, 80,252.88 and 43,902.08

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Solution

The fourth proportional to 53,743.36, 80,252.88 and 43,902.08 is: 65,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,743.36 : 80,252.88 = 43,902.08 : x
  2. Step 2: Convert to fraction form
    53,743.36/80,252.88 = 43,902.08/x
  3. Step 3: Cross multiply
    53,743.36x = 80,252.88 × 43,902.08
  4. Step 4: Simplify right side
    53,743.36x = 3,523,268,357.99
  5. Step 5: Solve for x
    x = 3,523,268,357.99/53,743.36
  6. Step 6: Final answer
    x = 65,557.28

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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.