Home / 45,074.48-62,208-27,178.64

Finding the Fourth Proportional to 45,074.48, 62,208 and 27,178.64

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Solution

The fourth proportional to 45,074.48, 62,208 and 27,178.64 is: 37,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,074.48 : 62,208 = 27,178.64 : x
  2. Step 2: Convert to fraction form
    45,074.48/62,208 = 27,178.64/x
  3. Step 3: Cross multiply
    45,074.48x = 62,208 × 27,178.64
  4. Step 4: Simplify right side
    45,074.48x = 1,690,728,837.12
  5. Step 5: Solve for x
    x = 1,690,728,837.12/45,074.48
  6. Step 6: Final answer
    x = 37,509.67

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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.