Home / 187,997.16-281,995.04-45,840.80

Finding the Fourth Proportional to 187,997.16, 281,995.04 and 45,840.80

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Solution

The fourth proportional to 187,997.16, 281,995.04 and 45,840.80 is: 68,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,997.16 : 281,995.04 = 45,840.80 : x
  2. Step 2: Convert to fraction form
    187,997.16/281,995.04 = 45,840.80/x
  3. Step 3: Cross multiply
    187,997.16x = 281,995.04 × 45,840.80
  4. Step 4: Simplify right side
    187,997.16x = 12,926,878,229.63
  5. Step 5: Solve for x
    x = 12,926,878,229.63/187,997.16
  6. Step 6: Final answer
    x = 68,761.03

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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.