Home / 106,413.02-146,845.54-58,013.90

Finding the Fourth Proportional to 106,413.02, 146,845.54 and 58,013.90

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Solution

The fourth proportional to 106,413.02, 146,845.54 and 58,013.90 is: 80,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,413.02 : 146,845.54 = 58,013.90 : x
  2. Step 2: Convert to fraction form
    106,413.02/146,845.54 = 58,013.90/x
  3. Step 3: Cross multiply
    106,413.02x = 146,845.54 × 58,013.90
  4. Step 4: Simplify right side
    106,413.02x = 8,519,081,593.74
  5. Step 5: Solve for x
    x = 8,519,081,593.74/106,413.02
  6. Step 6: Final answer
    x = 80,056.76

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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.