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Finding the Fourth Proportional to 225,788.63, 338,705.64 and 59,576.63

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Solution

The fourth proportional to 225,788.63, 338,705.64 and 59,576.63 is: 89,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,788.63 : 338,705.64 = 59,576.63 : x
  2. Step 2: Convert to fraction form
    225,788.63/338,705.64 = 59,576.63/x
  3. Step 3: Cross multiply
    225,788.63x = 338,705.64 × 59,576.63
  4. Step 4: Simplify right side
    225,788.63x = 20,178,938,899.67
  5. Step 5: Solve for x
    x = 20,178,938,899.67/225,788.63
  6. Step 6: Final answer
    x = 89,370.93

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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.