Home / 147,277.44-220,942.08-53,913.60

Finding the Fourth Proportional to 147,277.44, 220,942.08 and 53,913.60

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Solution

The fourth proportional to 147,277.44, 220,942.08 and 53,913.60 is: 80,879.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,277.44 : 220,942.08 = 53,913.60 : x
  2. Step 2: Convert to fraction form
    147,277.44/220,942.08 = 53,913.60/x
  3. Step 3: Cross multiply
    147,277.44x = 220,942.08 × 53,913.60
  4. Step 4: Simplify right side
    147,277.44x = 11,911,782,924.29
  5. Step 5: Solve for x
    x = 11,911,782,924.29/147,277.44
  6. Step 6: Final answer
    x = 80,879.89

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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.