Home / 64,489.24-88,999.14-42,942.04

Finding the Fourth Proportional to 64,489.24, 88,999.14 and 42,942.04

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Solution

The fourth proportional to 64,489.24, 88,999.14 and 42,942.04 is: 59,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,489.24 : 88,999.14 = 42,942.04 : x
  2. Step 2: Convert to fraction form
    64,489.24/88,999.14 = 42,942.04/x
  3. Step 3: Cross multiply
    64,489.24x = 88,999.14 × 42,942.04
  4. Step 4: Simplify right side
    64,489.24x = 3,821,804,629.85
  5. Step 5: Solve for x
    x = 3,821,804,629.85/64,489.24
  6. Step 6: Final answer
    x = 59,262.67

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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.