Home / 307,867.23-424,852.37-171,903.31

Finding the Fourth Proportional to 307,867.23, 424,852.37 and 171,903.31

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Solution

The fourth proportional to 307,867.23, 424,852.37 and 171,903.31 is: 237,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,867.23 : 424,852.37 = 171,903.31 : x
  2. Step 2: Convert to fraction form
    307,867.23/424,852.37 = 171,903.31/x
  3. Step 3: Cross multiply
    307,867.23x = 424,852.37 × 171,903.31
  4. Step 4: Simplify right side
    307,867.23x = 73,033,529,293.65
  5. Step 5: Solve for x
    x = 73,033,529,293.65/307,867.23
  6. Step 6: Final answer
    x = 237,224.11

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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.