Home / 202,941.23-304,413.93-90,627.17

Finding the Fourth Proportional to 202,941.23, 304,413.93 and 90,627.17

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Solution

The fourth proportional to 202,941.23, 304,413.93 and 90,627.17 is: 135,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,941.23 : 304,413.93 = 90,627.17 : x
  2. Step 2: Convert to fraction form
    202,941.23/304,413.93 = 90,627.17/x
  3. Step 3: Cross multiply
    202,941.23x = 304,413.93 × 90,627.17
  4. Step 4: Simplify right side
    202,941.23x = 27,588,171,462.41
  5. Step 5: Solve for x
    x = 27,588,171,462.41/202,941.23
  6. Step 6: Final answer
    x = 135,941.68

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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.