Home / 140,905.44-211,296.72-53,292

Finding the Fourth Proportional to 140,905.44, 211,296.72 and 53,292

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Solution

The fourth proportional to 140,905.44, 211,296.72 and 53,292 is: 79,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,905.44 : 211,296.72 = 53,292 : x
  2. Step 2: Convert to fraction form
    140,905.44/211,296.72 = 53,292/x
  3. Step 3: Cross multiply
    140,905.44x = 211,296.72 × 53,292
  4. Step 4: Simplify right side
    140,905.44x = 11,260,424,802.24
  5. Step 5: Solve for x
    x = 11,260,424,802.24/140,905.44
  6. Step 6: Final answer
    x = 79,914.76

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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.