Home / 181,320.81-272,023.76-178,308.39

Finding the Fourth Proportional to 181,320.81, 272,023.76 and 178,308.39

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Solution

The fourth proportional to 181,320.81, 272,023.76 and 178,308.39 is: 267,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,320.81 : 272,023.76 = 178,308.39 : x
  2. Step 2: Convert to fraction form
    181,320.81/272,023.76 = 178,308.39/x
  3. Step 3: Cross multiply
    181,320.81x = 272,023.76 × 178,308.39
  4. Step 4: Simplify right side
    181,320.81x = 48,504,117,795.80
  5. Step 5: Solve for x
    x = 48,504,117,795.80/181,320.81
  6. Step 6: Final answer
    x = 267,504.42

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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.