Home / 258,631.22-356,857.58-151,180.47

Finding the Fourth Proportional to 258,631.22, 356,857.58 and 151,180.47

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Solution

The fourth proportional to 258,631.22, 356,857.58 and 151,180.47 is: 208,597.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,631.22 : 356,857.58 = 151,180.47 : x
  2. Step 2: Convert to fraction form
    258,631.22/356,857.58 = 151,180.47/x
  3. Step 3: Cross multiply
    258,631.22x = 356,857.58 × 151,180.47
  4. Step 4: Simplify right side
    258,631.22x = 53,949,897,045.41
  5. Step 5: Solve for x
    x = 53,949,897,045.41/258,631.22
  6. Step 6: Final answer
    x = 208,597.77

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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.