Home / 54,144.16-74,739.60-35,285.92

Finding the Fourth Proportional to 54,144.16, 74,739.60 and 35,285.92

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Solution

The fourth proportional to 54,144.16, 74,739.60 and 35,285.92 is: 48,708.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,144.16 : 74,739.60 = 35,285.92 : x
  2. Step 2: Convert to fraction form
    54,144.16/74,739.60 = 35,285.92/x
  3. Step 3: Cross multiply
    54,144.16x = 74,739.60 × 35,285.92
  4. Step 4: Simplify right side
    54,144.16x = 2,637,255,546.43
  5. Step 5: Solve for x
    x = 2,637,255,546.43/54,144.16
  6. Step 6: Final answer
    x = 48,708.03

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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.