Home / 45,775.20-68,611.60-26,063.20

Finding the Fourth Proportional to 45,775.20, 68,611.60 and 26,063.20

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Solution

The fourth proportional to 45,775.20, 68,611.60 and 26,063.20 is: 39,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,775.20 : 68,611.60 = 26,063.20 : x
  2. Step 2: Convert to fraction form
    45,775.20/68,611.60 = 26,063.20/x
  3. Step 3: Cross multiply
    45,775.20x = 68,611.60 × 26,063.20
  4. Step 4: Simplify right side
    45,775.20x = 1,788,237,853.12
  5. Step 5: Solve for x
    x = 1,788,237,853.12/45,775.20
  6. Step 6: Final answer
    x = 39,065.65

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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.