Home / 55,766.44-76,955.96-30,271.60

Finding the Fourth Proportional to 55,766.44, 76,955.96 and 30,271.60

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Solution

The fourth proportional to 55,766.44, 76,955.96 and 30,271.60 is: 41,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.44 : 76,955.96 = 30,271.60 : x
  2. Step 2: Convert to fraction form
    55,766.44/76,955.96 = 30,271.60/x
  3. Step 3: Cross multiply
    55,766.44x = 76,955.96 × 30,271.60
  4. Step 4: Simplify right side
    55,766.44x = 2,329,580,038.74
  5. Step 5: Solve for x
    x = 2,329,580,038.74/55,766.44
  6. Step 6: Final answer
    x = 41,773.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.