Home / 49,842.54-74,785.68-34,285.68

Finding the Fourth Proportional to 49,842.54, 74,785.68 and 34,285.68

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Solution

The fourth proportional to 49,842.54, 74,785.68 and 34,285.68 is: 51,443.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,842.54 : 74,785.68 = 34,285.68 : x
  2. Step 2: Convert to fraction form
    49,842.54/74,785.68 = 34,285.68/x
  3. Step 3: Cross multiply
    49,842.54x = 74,785.68 × 34,285.68
  4. Step 4: Simplify right side
    49,842.54x = 2,564,077,893.06
  5. Step 5: Solve for x
    x = 2,564,077,893.06/49,842.54
  6. Step 6: Final answer
    x = 51,443.56

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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.