Home / 161,034.98-222,224.00-89,413.16

Finding the Fourth Proportional to 161,034.98, 222,224.00 and 89,413.16

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Solution

The fourth proportional to 161,034.98, 222,224.00 and 89,413.16 is: 123,387.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,034.98 : 222,224.00 = 89,413.16 : x
  2. Step 2: Convert to fraction form
    161,034.98/222,224.00 = 89,413.16/x
  3. Step 3: Cross multiply
    161,034.98x = 222,224.00 × 89,413.16
  4. Step 4: Simplify right side
    161,034.98x = 19,869,748,509.65
  5. Step 5: Solve for x
    x = 19,869,748,509.65/161,034.98
  6. Step 6: Final answer
    x = 123,387.78

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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.