Home / 54,903.02-82,340.75-21,162.26

Finding the Fourth Proportional to 54,903.02, 82,340.75 and 21,162.26

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Solution

The fourth proportional to 54,903.02, 82,340.75 and 21,162.26 is: 31,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,903.02 : 82,340.75 = 21,162.26 : x
  2. Step 2: Convert to fraction form
    54,903.02/82,340.75 = 21,162.26/x
  3. Step 3: Cross multiply
    54,903.02x = 82,340.75 × 21,162.26
  4. Step 4: Simplify right side
    54,903.02x = 1,742,516,618.85
  5. Step 5: Solve for x
    x = 1,742,516,618.85/54,903.02
  6. Step 6: Final answer
    x = 31,738.09

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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.