Home / 51,146.02-76,652.79-41,289.22

Finding the Fourth Proportional to 51,146.02, 76,652.79 and 41,289.22

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Solution

The fourth proportional to 51,146.02, 76,652.79 and 41,289.22 is: 61,880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,146.02 : 76,652.79 = 41,289.22 : x
  2. Step 2: Convert to fraction form
    51,146.02/76,652.79 = 41,289.22/x
  3. Step 3: Cross multiply
    51,146.02x = 76,652.79 × 41,289.22
  4. Step 4: Simplify right side
    51,146.02x = 3,164,933,909.92
  5. Step 5: Solve for x
    x = 3,164,933,909.92/51,146.02
  6. Step 6: Final answer
    x = 61,880.36

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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.