Home / 146,007.72-219,011.94-40,826.52

Finding the Fourth Proportional to 146,007.72, 219,011.94 and 40,826.52

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Solution

The fourth proportional to 146,007.72, 219,011.94 and 40,826.52 is: 61,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,007.72 : 219,011.94 = 40,826.52 : x
  2. Step 2: Convert to fraction form
    146,007.72/219,011.94 = 40,826.52/x
  3. Step 3: Cross multiply
    146,007.72x = 219,011.94 × 40,826.52
  4. Step 4: Simplify right side
    146,007.72x = 8,941,495,348.65
  5. Step 5: Solve for x
    x = 8,941,495,348.65/146,007.72
  6. Step 6: Final answer
    x = 61,239.88

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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.