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Finding the Fourth Proportional to 57,435.48, 86,124.06 and 26,244

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Solution

The fourth proportional to 57,435.48, 86,124.06 and 26,244 is: 39,352.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,435.48 : 86,124.06 = 26,244 : x
  2. Step 2: Convert to fraction form
    57,435.48/86,124.06 = 26,244/x
  3. Step 3: Cross multiply
    57,435.48x = 86,124.06 × 26,244
  4. Step 4: Simplify right side
    57,435.48x = 2,260,239,830.64
  5. Step 5: Solve for x
    x = 2,260,239,830.64/57,435.48
  6. Step 6: Final answer
    x = 39,352.68

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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.