Home / 227,430.38-341,224.20-77,775.98

Finding the Fourth Proportional to 227,430.38, 341,224.20 and 77,775.98

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Solution

The fourth proportional to 227,430.38, 341,224.20 and 77,775.98 is: 116,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,430.38 : 341,224.20 = 77,775.98 : x
  2. Step 2: Convert to fraction form
    227,430.38/341,224.20 = 77,775.98/x
  3. Step 3: Cross multiply
    227,430.38x = 341,224.20 × 77,775.98
  4. Step 4: Simplify right side
    227,430.38x = 26,539,046,554.72
  5. Step 5: Solve for x
    x = 26,539,046,554.72/227,430.38
  6. Step 6: Final answer
    x = 116,690.86

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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.