Home / 272,083.33-408,263.24-122,293.45

Finding the Fourth Proportional to 272,083.33, 408,263.24 and 122,293.45

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Solution

The fourth proportional to 272,083.33, 408,263.24 and 122,293.45 is: 183,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,083.33 : 408,263.24 = 122,293.45 : x
  2. Step 2: Convert to fraction form
    272,083.33/408,263.24 = 122,293.45/x
  3. Step 3: Cross multiply
    272,083.33x = 408,263.24 × 122,293.45
  4. Step 4: Simplify right side
    272,083.33x = 49,927,920,127.78
  5. Step 5: Solve for x
    x = 49,927,920,127.78/272,083.33
  6. Step 6: Final answer
    x = 183,502.31

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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.