Home / 68,823.63-94,957.07-40,144.55

Finding the Fourth Proportional to 68,823.63, 94,957.07 and 40,144.55

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Solution

The fourth proportional to 68,823.63, 94,957.07 and 40,144.55 is: 55,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,823.63 : 94,957.07 = 40,144.55 : x
  2. Step 2: Convert to fraction form
    68,823.63/94,957.07 = 40,144.55/x
  3. Step 3: Cross multiply
    68,823.63x = 94,957.07 × 40,144.55
  4. Step 4: Simplify right side
    68,823.63x = 3,812,008,168.96
  5. Step 5: Solve for x
    x = 3,812,008,168.96/68,823.63
  6. Step 6: Final answer
    x = 55,388.07

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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.