Home / 140,802.24-211,234.88-47,305.44

Finding the Fourth Proportional to 140,802.24, 211,234.88 and 47,305.44

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Solution

The fourth proportional to 140,802.24, 211,234.88 and 47,305.44 is: 70,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,802.24 : 211,234.88 = 47,305.44 : x
  2. Step 2: Convert to fraction form
    140,802.24/211,234.88 = 47,305.44/x
  3. Step 3: Cross multiply
    140,802.24x = 211,234.88 × 47,305.44
  4. Step 4: Simplify right side
    140,802.24x = 9,992,558,941.75
  5. Step 5: Solve for x
    x = 9,992,558,941.75/140,802.24
  6. Step 6: Final answer
    x = 70,968.75

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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.