Home / 146,042.42-219,064.08-40,862.30

Finding the Fourth Proportional to 146,042.42, 219,064.08 and 40,862.30

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Solution

The fourth proportional to 146,042.42, 219,064.08 and 40,862.30 is: 61,293.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,042.42 : 219,064.08 = 40,862.30 : x
  2. Step 2: Convert to fraction form
    146,042.42/219,064.08 = 40,862.30/x
  3. Step 3: Cross multiply
    146,042.42x = 219,064.08 × 40,862.30
  4. Step 4: Simplify right side
    146,042.42x = 8,951,462,156.18
  5. Step 5: Solve for x
    x = 8,951,462,156.18/146,042.42
  6. Step 6: Final answer
    x = 61,293.58

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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.