Home / 146,050.20-219,075.30-52,543.80

Finding the Fourth Proportional to 146,050.20, 219,075.30 and 52,543.80

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Solution

The fourth proportional to 146,050.20, 219,075.30 and 52,543.80 is: 78,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,050.20 : 219,075.30 = 52,543.80 : x
  2. Step 2: Convert to fraction form
    146,050.20/219,075.30 = 52,543.80/x
  3. Step 3: Cross multiply
    146,050.20x = 219,075.30 × 52,543.80
  4. Step 4: Simplify right side
    146,050.20x = 11,511,048,748.14
  5. Step 5: Solve for x
    x = 11,511,048,748.14/146,050.20
  6. Step 6: Final answer
    x = 78,815.70

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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.