Home / 146,008.72-219,013.44-40,827.52

Finding the Fourth Proportional to 146,008.72, 219,013.44 and 40,827.52

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Solution

The fourth proportional to 146,008.72, 219,013.44 and 40,827.52 is: 61,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,008.72 : 219,013.44 = 40,827.52 : x
  2. Step 2: Convert to fraction form
    146,008.72/219,013.44 = 40,827.52/x
  3. Step 3: Cross multiply
    146,008.72x = 219,013.44 × 40,827.52
  4. Step 4: Simplify right side
    146,008.72x = 8,941,775,601.87
  5. Step 5: Solve for x
    x = 8,941,775,601.87/146,008.72
  6. Step 6: Final answer
    x = 61,241.38

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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.