Home / 49,338.21-74,004.75-43,854.51

Finding the Fourth Proportional to 49,338.21, 74,004.75 and 43,854.51

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Solution

The fourth proportional to 49,338.21, 74,004.75 and 43,854.51 is: 65,779.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,338.21 : 74,004.75 = 43,854.51 : x
  2. Step 2: Convert to fraction form
    49,338.21/74,004.75 = 43,854.51/x
  3. Step 3: Cross multiply
    49,338.21x = 74,004.75 × 43,854.51
  4. Step 4: Simplify right side
    49,338.21x = 3,245,442,048.92
  5. Step 5: Solve for x
    x = 3,245,442,048.92/49,338.21
  6. Step 6: Final answer
    x = 65,779.49

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1.5x scale

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.