Home / 146,654.79-202,358.97-85,413.93

Finding the Fourth Proportional to 146,654.79, 202,358.97 and 85,413.93

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Solution

The fourth proportional to 146,654.79, 202,358.97 and 85,413.93 is: 117,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,654.79 : 202,358.97 = 85,413.93 : x
  2. Step 2: Convert to fraction form
    146,654.79/202,358.97 = 85,413.93/x
  3. Step 3: Cross multiply
    146,654.79x = 202,358.97 × 85,413.93
  4. Step 4: Simplify right side
    146,654.79x = 17,284,274,898.45
  5. Step 5: Solve for x
    x = 17,284,274,898.45/146,654.79
  6. Step 6: Final answer
    x = 117,856.87

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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.