Home / 119,273.69-178,777.21-51,727.74

Finding the Fourth Proportional to 119,273.69, 178,777.21 and 51,727.74

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Solution

The fourth proportional to 119,273.69, 178,777.21 and 51,727.74 is: 77,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,273.69 : 178,777.21 = 51,727.74 : x
  2. Step 2: Convert to fraction form
    119,273.69/178,777.21 = 51,727.74/x
  3. Step 3: Cross multiply
    119,273.69x = 178,777.21 × 51,727.74
  4. Step 4: Simplify right side
    119,273.69x = 9,247,741,036.81
  5. Step 5: Solve for x
    x = 9,247,741,036.81/119,273.69
  6. Step 6: Final answer
    x = 77,533.79

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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.