Home / 54,708.37-82,062.57-42,246.61

Finding the Fourth Proportional to 54,708.37, 82,062.57 and 42,246.61

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Solution

The fourth proportional to 54,708.37, 82,062.57 and 42,246.61 is: 63,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,708.37 : 82,062.57 = 42,246.61 : x
  2. Step 2: Convert to fraction form
    54,708.37/82,062.57 = 42,246.61/x
  3. Step 3: Cross multiply
    54,708.37x = 82,062.57 × 42,246.61
  4. Step 4: Simplify right side
    54,708.37x = 3,466,864,980.07
  5. Step 5: Solve for x
    x = 3,466,864,980.07/54,708.37
  6. Step 6: Final answer
    x = 63,369.92

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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.