Home / 233,801.45-322,643.73-130,436.54

Finding the Fourth Proportional to 233,801.45, 322,643.73 and 130,436.54

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Solution

The fourth proportional to 233,801.45, 322,643.73 and 130,436.54 is: 180,001.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,801.45 : 322,643.73 = 130,436.54 : x
  2. Step 2: Convert to fraction form
    233,801.45/322,643.73 = 130,436.54/x
  3. Step 3: Cross multiply
    233,801.45x = 322,643.73 × 130,436.54
  4. Step 4: Simplify right side
    233,801.45x = 42,084,531,879.73
  5. Step 5: Solve for x
    x = 42,084,531,879.73/233,801.45
  6. Step 6: Final answer
    x = 180,001.16

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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.