Home / 251,919.84-347,626.50-149,928.84

Finding the Fourth Proportional to 251,919.84, 347,626.50 and 149,928.84

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Solution

The fourth proportional to 251,919.84, 347,626.50 and 149,928.84 is: 206,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,919.84 : 347,626.50 = 149,928.84 : x
  2. Step 2: Convert to fraction form
    251,919.84/347,626.50 = 149,928.84/x
  3. Step 3: Cross multiply
    251,919.84x = 347,626.50 × 149,928.84
  4. Step 4: Simplify right side
    251,919.84x = 52,119,237,898.26
  5. Step 5: Solve for x
    x = 52,119,237,898.26/251,919.84
  6. Step 6: Final answer
    x = 206,888.18

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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.