Home / 228,473.20-342,791.76-102,102.82

Finding the Fourth Proportional to 228,473.20, 342,791.76 and 102,102.82

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Solution

The fourth proportional to 228,473.20, 342,791.76 and 102,102.82 is: 153,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,473.20 : 342,791.76 = 102,102.82 : x
  2. Step 2: Convert to fraction form
    228,473.20/342,791.76 = 102,102.82/x
  3. Step 3: Cross multiply
    228,473.20x = 342,791.76 × 102,102.82
  4. Step 4: Simplify right side
    228,473.20x = 35,000,005,368.76
  5. Step 5: Solve for x
    x = 35,000,005,368.76/228,473.20
  6. Step 6: Final answer
    x = 153,190.86

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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.