Home / 228,951.03-343,478.88-79,191.19

Finding the Fourth Proportional to 228,951.03, 343,478.88 and 79,191.19

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Solution

The fourth proportional to 228,951.03, 343,478.88 and 79,191.19 is: 118,804.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,951.03 : 343,478.88 = 79,191.19 : x
  2. Step 2: Convert to fraction form
    228,951.03/343,478.88 = 79,191.19/x
  3. Step 3: Cross multiply
    228,951.03x = 343,478.88 × 79,191.19
  4. Step 4: Simplify right side
    228,951.03x = 27,200,501,247.07
  5. Step 5: Solve for x
    x = 27,200,501,247.07/228,951.03
  6. Step 6: Final answer
    x = 118,804.89

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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.