Home / 51,133.32-76,597.88-40,621.14

Finding the Fourth Proportional to 51,133.32, 76,597.88 and 40,621.14

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Solution

The fourth proportional to 51,133.32, 76,597.88 and 40,621.14 is: 60,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.32 : 76,597.88 = 40,621.14 : x
  2. Step 2: Convert to fraction form
    51,133.32/76,597.88 = 40,621.14/x
  3. Step 3: Cross multiply
    51,133.32x = 76,597.88 × 40,621.14
  4. Step 4: Simplify right side
    51,133.32x = 3,111,493,004.08
  5. Step 5: Solve for x
    x = 3,111,493,004.08/51,133.32
  6. Step 6: Final answer
    x = 60,850.60

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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.