Home / 236,207.40-354,311.10-223,413.45

Finding the Fourth Proportional to 236,207.40, 354,311.10 and 223,413.45

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Solution

The fourth proportional to 236,207.40, 354,311.10 and 223,413.45 is: 335,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,207.40 : 354,311.10 = 223,413.45 : x
  2. Step 2: Convert to fraction form
    236,207.40/354,311.10 = 223,413.45/x
  3. Step 3: Cross multiply
    236,207.40x = 354,311.10 × 223,413.45
  4. Step 4: Simplify right side
    236,207.40x = 79,157,865,224.30
  5. Step 5: Solve for x
    x = 79,157,865,224.30/236,207.40
  6. Step 6: Final answer
    x = 335,120.18

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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.