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Finding the Fourth Proportional to 181,795.80, 272,912.40 and 180,483.60

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Solution

The fourth proportional to 181,795.80, 272,912.40 and 180,483.60 is: 270,942.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,795.80 : 272,912.40 = 180,483.60 : x
  2. Step 2: Convert to fraction form
    181,795.80/272,912.40 = 180,483.60/x
  3. Step 3: Cross multiply
    181,795.80x = 272,912.40 × 180,483.60
  4. Step 4: Simplify right side
    181,795.80x = 49,256,212,436.64
  5. Step 5: Solve for x
    x = 49,256,212,436.64/181,795.80
  6. Step 6: Final answer
    x = 270,942.52

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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.