Home / 223,013.45-334,555.03-73,219.67

Finding the Fourth Proportional to 223,013.45, 334,555.03 and 73,219.67

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Solution

The fourth proportional to 223,013.45, 334,555.03 and 73,219.67 is: 109,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,013.45 : 334,555.03 = 73,219.67 : x
  2. Step 2: Convert to fraction form
    223,013.45/334,555.03 = 73,219.67/x
  3. Step 3: Cross multiply
    223,013.45x = 334,555.03 × 73,219.67
  4. Step 4: Simplify right side
    223,013.45x = 24,496,008,292.20
  5. Step 5: Solve for x
    x = 24,496,008,292.20/223,013.45
  6. Step 6: Final answer
    x = 109,840.95

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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.