Home / 140,002.20-209,711.70-116,674.20

Finding the Fourth Proportional to 140,002.20, 209,711.70 and 116,674.20

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Solution

The fourth proportional to 140,002.20, 209,711.70 and 116,674.20 is: 174,768.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,002.20 : 209,711.70 = 116,674.20 : x
  2. Step 2: Convert to fraction form
    140,002.20/209,711.70 = 116,674.20/x
  3. Step 3: Cross multiply
    140,002.20x = 209,711.70 × 116,674.20
  4. Step 4: Simplify right side
    140,002.20x = 24,467,944,828.14
  5. Step 5: Solve for x
    x = 24,467,944,828.14/140,002.20
  6. Step 6: Final answer
    x = 174,768.29

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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.