Home / 66,313.04-99,413.75-28,844.89

Finding the Fourth Proportional to 66,313.04, 99,413.75 and 28,844.89

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Solution

The fourth proportional to 66,313.04, 99,413.75 and 28,844.89 is: 43,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313.04 : 99,413.75 = 28,844.89 : x
  2. Step 2: Convert to fraction form
    66,313.04/99,413.75 = 28,844.89/x
  3. Step 3: Cross multiply
    66,313.04x = 99,413.75 × 28,844.89
  4. Step 4: Simplify right side
    66,313.04x = 2,867,578,506.82
  5. Step 5: Solve for x
    x = 2,867,578,506.82/66,313.04
  6. Step 6: Final answer
    x = 43,243.06

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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.