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Finding the Fourth Proportional to 181,887.95, 271,409.42 and 162,975.33

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Solution

The fourth proportional to 181,887.95, 271,409.42 and 162,975.33 is: 243,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,887.95 : 271,409.42 = 162,975.33 : x
  2. Step 2: Convert to fraction form
    181,887.95/271,409.42 = 162,975.33/x
  3. Step 3: Cross multiply
    181,887.95x = 271,409.42 × 162,975.33
  4. Step 4: Simplify right side
    181,887.95x = 44,233,038,568.10
  5. Step 5: Solve for x
    x = 44,233,038,568.10/181,887.95
  6. Step 6: Final answer
    x = 243,188.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.