Home / 132,413.55-182,772.54-84,667.11

Finding the Fourth Proportional to 132,413.55, 182,772.54 and 84,667.11

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Solution

The fourth proportional to 132,413.55, 182,772.54 and 84,667.11 is: 116,867.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,413.55 : 182,772.54 = 84,667.11 : x
  2. Step 2: Convert to fraction form
    132,413.55/182,772.54 = 84,667.11/x
  3. Step 3: Cross multiply
    132,413.55x = 182,772.54 × 84,667.11
  4. Step 4: Simplify right side
    132,413.55x = 15,474,822,749.16
  5. Step 5: Solve for x
    x = 15,474,822,749.16/132,413.55
  6. Step 6: Final answer
    x = 116,867.37

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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.