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Finding the Fourth Proportional to 181,844, 272,775.72 and 57,194.72

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Solution

The fourth proportional to 181,844, 272,775.72 and 57,194.72 is: 85,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,844 : 272,775.72 = 57,194.72 : x
  2. Step 2: Convert to fraction form
    181,844/272,775.72 = 57,194.72/x
  3. Step 3: Cross multiply
    181,844x = 272,775.72 × 57,194.72
  4. Step 4: Simplify right side
    181,844x = 15,601,330,928.20
  5. Step 5: Solve for x
    x = 15,601,330,928.20/181,844
  6. Step 6: Final answer
    x = 85,795.14

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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.