Home / 70,621.25-105,922.44-26,241.98

Finding the Fourth Proportional to 70,621.25, 105,922.44 and 26,241.98

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Solution

The fourth proportional to 70,621.25, 105,922.44 and 26,241.98 is: 39,359.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,621.25 : 105,922.44 = 26,241.98 : x
  2. Step 2: Convert to fraction form
    70,621.25/105,922.44 = 26,241.98/x
  3. Step 3: Cross multiply
    70,621.25x = 105,922.44 × 26,241.98
  4. Step 4: Simplify right side
    70,621.25x = 2,779,614,022.42
  5. Step 5: Solve for x
    x = 2,779,614,022.42/70,621.25
  6. Step 6: Final answer
    x = 39,359.46

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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.