Home / 288,069.27-397,536.03-160,745.24

Finding the Fourth Proportional to 288,069.27, 397,536.03 and 160,745.24

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Solution

The fourth proportional to 288,069.27, 397,536.03 and 160,745.24 is: 221,828.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,069.27 : 397,536.03 = 160,745.24 : x
  2. Step 2: Convert to fraction form
    288,069.27/397,536.03 = 160,745.24/x
  3. Step 3: Cross multiply
    288,069.27x = 397,536.03 × 160,745.24
  4. Step 4: Simplify right side
    288,069.27x = 63,902,022,563.32
  5. Step 5: Solve for x
    x = 63,902,022,563.32/288,069.27
  6. Step 6: Final answer
    x = 221,828.67

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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.