Home / 187,626.96-281,364.84-67,649.76

Finding the Fourth Proportional to 187,626.96, 281,364.84 and 67,649.76

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Solution

The fourth proportional to 187,626.96, 281,364.84 and 67,649.76 is: 101,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,626.96 : 281,364.84 = 67,649.76 : x
  2. Step 2: Convert to fraction form
    187,626.96/281,364.84 = 67,649.76/x
  3. Step 3: Cross multiply
    187,626.96x = 281,364.84 × 67,649.76
  4. Step 4: Simplify right side
    187,626.96x = 19,034,263,898.44
  5. Step 5: Solve for x
    x = 19,034,263,898.44/187,626.96
  6. Step 6: Final answer
    x = 101,447.38

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1.5x scale

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.