Home / 64,694.06-97,054.78-20,325.30

Finding the Fourth Proportional to 64,694.06, 97,054.78 and 20,325.30

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Solution

The fourth proportional to 64,694.06, 97,054.78 and 20,325.30 is: 30,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,694.06 : 97,054.78 = 20,325.30 : x
  2. Step 2: Convert to fraction form
    64,694.06/97,054.78 = 20,325.30/x
  3. Step 3: Cross multiply
    64,694.06x = 97,054.78 × 20,325.30
  4. Step 4: Simplify right side
    64,694.06x = 1,972,667,519.93
  5. Step 5: Solve for x
    x = 1,972,667,519.93/64,694.06
  6. Step 6: Final answer
    x = 30,492.25

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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.