Home / 140,308.35-210,554.79-51,562.63

Finding the Fourth Proportional to 140,308.35, 210,554.79 and 51,562.63

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Solution

The fourth proportional to 140,308.35, 210,554.79 and 51,562.63 is: 77,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,308.35 : 210,554.79 = 51,562.63 : x
  2. Step 2: Convert to fraction form
    140,308.35/210,554.79 = 51,562.63/x
  3. Step 3: Cross multiply
    140,308.35x = 210,554.79 × 51,562.63
  4. Step 4: Simplify right side
    140,308.35x = 10,856,757,907.00
  5. Step 5: Solve for x
    x = 10,856,757,907.00/140,308.35
  6. Step 6: Final answer
    x = 77,377.85

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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.