Home / 104,344.64-143,993.76-59,631.68

Finding the Fourth Proportional to 104,344.64, 143,993.76 and 59,631.68

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Solution

The fourth proportional to 104,344.64, 143,993.76 and 59,631.68 is: 82,290.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,344.64 : 143,993.76 = 59,631.68 : x
  2. Step 2: Convert to fraction form
    104,344.64/143,993.76 = 59,631.68/x
  3. Step 3: Cross multiply
    104,344.64x = 143,993.76 × 59,631.68
  4. Step 4: Simplify right side
    104,344.64x = 8,586,589,818.32
  5. Step 5: Solve for x
    x = 8,586,589,818.32/104,344.64
  6. Step 6: Final answer
    x = 82,290.67

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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.