Home / 187,999.28-281,444.88-164,671.28

Finding the Fourth Proportional to 187,999.28, 281,444.88 and 164,671.28

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Solution

The fourth proportional to 187,999.28, 281,444.88 and 164,671.28 is: 246,521.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,999.28 : 281,444.88 = 164,671.28 : x
  2. Step 2: Convert to fraction form
    187,999.28/281,444.88 = 164,671.28/x
  3. Step 3: Cross multiply
    187,999.28x = 281,444.88 × 164,671.28
  4. Step 4: Simplify right side
    187,999.28x = 46,345,888,639.05
  5. Step 5: Solve for x
    x = 46,345,888,639.05/187,999.28
  6. Step 6: Final answer
    x = 246,521.63

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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.