Home / 187,825.54-281,064.84-162,611.77

Finding the Fourth Proportional to 187,825.54, 281,064.84 and 162,611.77

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Solution

The fourth proportional to 187,825.54, 281,064.84 and 162,611.77 is: 243,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,825.54 : 281,064.84 = 162,611.77 : x
  2. Step 2: Convert to fraction form
    187,825.54/281,064.84 = 162,611.77/x
  3. Step 3: Cross multiply
    187,825.54x = 281,064.84 × 162,611.77
  4. Step 4: Simplify right side
    187,825.54x = 45,704,451,117.17
  5. Step 5: Solve for x
    x = 45,704,451,117.17/187,825.54
  6. Step 6: Final answer
    x = 243,334.59

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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.