Home / 199,429.40-274,652.70-195,074.84

Finding the Fourth Proportional to 199,429.40, 274,652.70 and 195,074.84

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Solution

The fourth proportional to 199,429.40, 274,652.70 and 195,074.84 is: 268,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,429.40 : 274,652.70 = 195,074.84 : x
  2. Step 2: Convert to fraction form
    199,429.40/274,652.70 = 195,074.84/x
  3. Step 3: Cross multiply
    199,429.40x = 274,652.70 × 195,074.84
  4. Step 4: Simplify right side
    199,429.40x = 53,577,831,508.07
  5. Step 5: Solve for x
    x = 53,577,831,508.07/199,429.40
  6. Step 6: Final answer
    x = 268,655.63

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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.