Home / 109,207.98-163,811.85-34,334.67

Finding the Fourth Proportional to 109,207.98, 163,811.85 and 34,334.67

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Solution

The fourth proportional to 109,207.98, 163,811.85 and 34,334.67 is: 51,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,207.98 : 163,811.85 = 34,334.67 : x
  2. Step 2: Convert to fraction form
    109,207.98/163,811.85 = 34,334.67/x
  3. Step 3: Cross multiply
    109,207.98x = 163,811.85 × 34,334.67
  4. Step 4: Simplify right side
    109,207.98x = 5,624,425,811.84
  5. Step 5: Solve for x
    x = 5,624,425,811.84/109,207.98
  6. Step 6: Final answer
    x = 51,501.97

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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.