Home / 55,247.55-82,955.75-52,973.07

Finding the Fourth Proportional to 55,247.55, 82,955.75 and 52,973.07

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Solution

The fourth proportional to 55,247.55, 82,955.75 and 52,973.07 is: 79,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,247.55 : 82,955.75 = 52,973.07 : x
  2. Step 2: Convert to fraction form
    55,247.55/82,955.75 = 52,973.07/x
  3. Step 3: Cross multiply
    55,247.55x = 82,955.75 × 52,973.07
  4. Step 4: Simplify right side
    55,247.55x = 4,394,420,751.65
  5. Step 5: Solve for x
    x = 4,394,420,751.65/55,247.55
  6. Step 6: Final answer
    x = 79,540.55

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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.