Home / 53,853.20-80,844.60-53,464.40

Finding the Fourth Proportional to 53,853.20, 80,844.60 and 53,464.40

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Solution

The fourth proportional to 53,853.20, 80,844.60 and 53,464.40 is: 80,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,853.20 : 80,844.60 = 53,464.40 : x
  2. Step 2: Convert to fraction form
    53,853.20/80,844.60 = 53,464.40/x
  3. Step 3: Cross multiply
    53,853.20x = 80,844.60 × 53,464.40
  4. Step 4: Simplify right side
    53,853.20x = 4,322,308,032.24
  5. Step 5: Solve for x
    x = 4,322,308,032.24/53,853.20
  6. Step 6: Final answer
    x = 80,260.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.