Home / 146,142.30-219,047.52-61,849.86

Finding the Fourth Proportional to 146,142.30, 219,047.52 and 61,849.86

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Solution

The fourth proportional to 146,142.30, 219,047.52 and 61,849.86 is: 92,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,142.30 : 219,047.52 = 61,849.86 : x
  2. Step 2: Convert to fraction form
    146,142.30/219,047.52 = 61,849.86/x
  3. Step 3: Cross multiply
    146,142.30x = 219,047.52 × 61,849.86
  4. Step 4: Simplify right side
    146,142.30x = 13,548,058,445.35
  5. Step 5: Solve for x
    x = 13,548,058,445.35/146,142.30
  6. Step 6: Final answer
    x = 92,704.57

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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.