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Finding the Fourth Proportional to 73,559.36, 110,394.48 and 53,888.42

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Solution

The fourth proportional to 73,559.36, 110,394.48 and 53,888.42 is: 80,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,559.36 : 110,394.48 = 53,888.42 : x
  2. Step 2: Convert to fraction form
    73,559.36/110,394.48 = 53,888.42/x
  3. Step 3: Cross multiply
    73,559.36x = 110,394.48 × 53,888.42
  4. Step 4: Simplify right side
    73,559.36x = 5,948,984,103.92
  5. Step 5: Solve for x
    x = 5,948,984,103.92/73,559.36
  6. Step 6: Final answer
    x = 80,873.24

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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.