Home / 63,826.40-95,739.60-53,458.40

Finding the Fourth Proportional to 63,826.40, 95,739.60 and 53,458.40

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Solution

The fourth proportional to 63,826.40, 95,739.60 and 53,458.40 is: 80,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,826.40 : 95,739.60 = 53,458.40 : x
  2. Step 2: Convert to fraction form
    63,826.40/95,739.60 = 53,458.40/x
  3. Step 3: Cross multiply
    63,826.40x = 95,739.60 × 53,458.40
  4. Step 4: Simplify right side
    63,826.40x = 5,118,085,832.64
  5. Step 5: Solve for x
    x = 5,118,085,832.64/63,826.40
  6. Step 6: Final answer
    x = 80,187.60

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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.