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Finding the Fourth Proportional to 250,492.50, 345,680.46 and 135,773.01

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Solution

The fourth proportional to 250,492.50, 345,680.46 and 135,773.01 is: 187,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,492.50 : 345,680.46 = 135,773.01 : x
  2. Step 2: Convert to fraction form
    250,492.50/345,680.46 = 135,773.01/x
  3. Step 3: Cross multiply
    250,492.50x = 345,680.46 × 135,773.01
  4. Step 4: Simplify right side
    250,492.50x = 46,934,076,552.38
  5. Step 5: Solve for x
    x = 46,934,076,552.38/250,492.50
  6. Step 6: Final answer
    x = 187,367.19

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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.