Home / 54,688.96-82,029.60-31,241.92

Finding the Fourth Proportional to 54,688.96, 82,029.60 and 31,241.92

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Solution

The fourth proportional to 54,688.96, 82,029.60 and 31,241.92 is: 46,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688.96 : 82,029.60 = 31,241.92 : x
  2. Step 2: Convert to fraction form
    54,688.96/82,029.60 = 31,241.92/x
  3. Step 3: Cross multiply
    54,688.96x = 82,029.60 × 31,241.92
  4. Step 4: Simplify right side
    54,688.96x = 2,562,762,200.83
  5. Step 5: Solve for x
    x = 2,562,762,200.83/54,688.96
  6. Step 6: Final answer
    x = 46,860.69

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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.