Home / 140,488.75-210,623.56-95,391.19

Finding the Fourth Proportional to 140,488.75, 210,623.56 and 95,391.19

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Solution

The fourth proportional to 140,488.75, 210,623.56 and 95,391.19 is: 143,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,488.75 : 210,623.56 = 95,391.19 : x
  2. Step 2: Convert to fraction form
    140,488.75/210,623.56 = 95,391.19/x
  3. Step 3: Cross multiply
    140,488.75x = 210,623.56 × 95,391.19
  4. Step 4: Simplify right side
    140,488.75x = 20,091,632,030.44
  5. Step 5: Solve for x
    x = 20,091,632,030.44/140,488.75
  6. Step 6: Final answer
    x = 143,012.39

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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.