Home / 272,539.63-376,020.03-154,647.23

Finding the Fourth Proportional to 272,539.63, 376,020.03 and 154,647.23

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Solution

The fourth proportional to 272,539.63, 376,020.03 and 154,647.23 is: 213,365.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,539.63 : 376,020.03 = 154,647.23 : x
  2. Step 2: Convert to fraction form
    272,539.63/376,020.03 = 154,647.23/x
  3. Step 3: Cross multiply
    272,539.63x = 376,020.03 × 154,647.23
  4. Step 4: Simplify right side
    272,539.63x = 58,150,456,064.02
  5. Step 5: Solve for x
    x = 58,150,456,064.02/272,539.63
  6. Step 6: Final answer
    x = 213,365.14

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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.