Home / 219,413.36-329,131.32-61,654.12

Finding the Fourth Proportional to 219,413.36, 329,131.32 and 61,654.12

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Solution

The fourth proportional to 219,413.36, 329,131.32 and 61,654.12 is: 92,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,413.36 : 329,131.32 = 61,654.12 : x
  2. Step 2: Convert to fraction form
    219,413.36/329,131.32 = 61,654.12/x
  3. Step 3: Cross multiply
    219,413.36x = 329,131.32 × 61,654.12
  4. Step 4: Simplify right side
    219,413.36x = 20,292,300,253.38
  5. Step 5: Solve for x
    x = 20,292,300,253.38/219,413.36
  6. Step 6: Final answer
    x = 92,484.34

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1.5x scale

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.