Home / 305,625.06-458,443.26-105,951.96

Finding the Fourth Proportional to 305,625.06, 458,443.26 and 105,951.96

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Solution

The fourth proportional to 305,625.06, 458,443.26 and 105,951.96 is: 158,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,625.06 : 458,443.26 = 105,951.96 : x
  2. Step 2: Convert to fraction form
    305,625.06/458,443.26 = 105,951.96/x
  3. Step 3: Cross multiply
    305,625.06x = 458,443.26 × 105,951.96
  4. Step 4: Simplify right side
    305,625.06x = 48,572,961,945.79
  5. Step 5: Solve for x
    x = 48,572,961,945.79/305,625.06
  6. Step 6: Final answer
    x = 158,929.91

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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.