Home / 64,743.21-89,324.24-37,866.69

Finding the Fourth Proportional to 64,743.21, 89,324.24 and 37,866.69

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Solution

The fourth proportional to 64,743.21, 89,324.24 and 37,866.69 is: 52,243.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,743.21 : 89,324.24 = 37,866.69 : x
  2. Step 2: Convert to fraction form
    64,743.21/89,324.24 = 37,866.69/x
  3. Step 3: Cross multiply
    64,743.21x = 89,324.24 × 37,866.69
  4. Step 4: Simplify right side
    64,743.21x = 3,382,413,116.23
  5. Step 5: Solve for x
    x = 3,382,413,116.23/64,743.21
  6. Step 6: Final answer
    x = 52,243.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.