Home / 51,892.02-71,586.13-49,880.18

Finding the Fourth Proportional to 51,892.02, 71,586.13 and 49,880.18

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Solution

The fourth proportional to 51,892.02, 71,586.13 and 49,880.18 is: 68,810.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,892.02 : 71,586.13 = 49,880.18 : x
  2. Step 2: Convert to fraction form
    51,892.02/71,586.13 = 49,880.18/x
  3. Step 3: Cross multiply
    51,892.02x = 71,586.13 × 49,880.18
  4. Step 4: Simplify right side
    51,892.02x = 3,570,729,049.90
  5. Step 5: Solve for x
    x = 3,570,729,049.90/51,892.02
  6. Step 6: Final answer
    x = 68,810.75

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1.5x scale

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.