Home / 282,146.28-423,175.66-82,413.02

Finding the Fourth Proportional to 282,146.28, 423,175.66 and 82,413.02

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Solution

The fourth proportional to 282,146.28, 423,175.66 and 82,413.02 is: 123,606.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,146.28 : 423,175.66 = 82,413.02 : x
  2. Step 2: Convert to fraction form
    282,146.28/423,175.66 = 82,413.02/x
  3. Step 3: Cross multiply
    282,146.28x = 423,175.66 × 82,413.02
  4. Step 4: Simplify right side
    282,146.28x = 34,875,184,131.09
  5. Step 5: Solve for x
    x = 34,875,184,131.09/282,146.28
  6. Step 6: Final answer
    x = 123,606.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.