Home / 228,239.13-342,234.75-68,292.89

Finding the Fourth Proportional to 228,239.13, 342,234.75 and 68,292.89

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Solution

The fourth proportional to 228,239.13, 342,234.75 and 68,292.89 is: 102,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,239.13 : 342,234.75 = 68,292.89 : x
  2. Step 2: Convert to fraction form
    228,239.13/342,234.75 = 68,292.89/x
  3. Step 3: Cross multiply
    228,239.13x = 342,234.75 × 68,292.89
  4. Step 4: Simplify right side
    228,239.13x = 23,372,199,964.23
  5. Step 5: Solve for x
    x = 23,372,199,964.23/228,239.13
  6. Step 6: Final answer
    x = 102,402.25

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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.