Home / 142,413.24-196,604.46-132,989.88

Finding the Fourth Proportional to 142,413.24, 196,604.46 and 132,989.88

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Solution

The fourth proportional to 142,413.24, 196,604.46 and 132,989.88 is: 183,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,413.24 : 196,604.46 = 132,989.88 : x
  2. Step 2: Convert to fraction form
    142,413.24/196,604.46 = 132,989.88/x
  3. Step 3: Cross multiply
    142,413.24x = 196,604.46 × 132,989.88
  4. Step 4: Simplify right side
    142,413.24x = 26,146,403,542.86
  5. Step 5: Solve for x
    x = 26,146,403,542.86/142,413.24
  6. Step 6: Final answer
    x = 183,595.31

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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.