Home / 255,413.04-352,101.77-178,694.45

Finding the Fourth Proportional to 255,413.04, 352,101.77 and 178,694.45

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Solution

The fourth proportional to 255,413.04, 352,101.77 and 178,694.45 is: 246,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,413.04 : 352,101.77 = 178,694.45 : x
  2. Step 2: Convert to fraction form
    255,413.04/352,101.77 = 178,694.45/x
  3. Step 3: Cross multiply
    255,413.04x = 352,101.77 × 178,694.45
  4. Step 4: Simplify right side
    255,413.04x = 62,918,631,240.70
  5. Step 5: Solve for x
    x = 62,918,631,240.70/255,413.04
  6. Step 6: Final answer
    x = 246,340.72

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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.