Home / 219,020.10-328,400.55-114,044.10

Finding the Fourth Proportional to 219,020.10, 328,400.55 and 114,044.10

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Solution

The fourth proportional to 219,020.10, 328,400.55 and 114,044.10 is: 170,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,020.10 : 328,400.55 = 114,044.10 : x
  2. Step 2: Convert to fraction form
    219,020.10/328,400.55 = 114,044.10/x
  3. Step 3: Cross multiply
    219,020.10x = 328,400.55 × 114,044.10
  4. Step 4: Simplify right side
    219,020.10x = 37,452,145,164.26
  5. Step 5: Solve for x
    x = 37,452,145,164.26/219,020.10
  6. Step 6: Final answer
    x = 170,998.67

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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.