Home / 258,632.22-356,858.96-151,181.47

Finding the Fourth Proportional to 258,632.22, 356,858.96 and 151,181.47

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Solution

The fourth proportional to 258,632.22, 356,858.96 and 151,181.47 is: 208,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,632.22 : 356,858.96 = 151,181.47 : x
  2. Step 2: Convert to fraction form
    258,632.22/356,858.96 = 151,181.47/x
  3. Step 3: Cross multiply
    258,632.22x = 356,858.96 × 151,181.47
  4. Step 4: Simplify right side
    258,632.22x = 53,950,462,155.47
  5. Step 5: Solve for x
    x = 53,950,462,155.47/258,632.22
  6. Step 6: Final answer
    x = 208,599.15

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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.