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Finding the Fourth Proportional to 48,641.25, 67,124.93 and 26,285.25

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Solution

The fourth proportional to 48,641.25, 67,124.93 and 26,285.25 is: 36,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,641.25 : 67,124.93 = 26,285.25 : x
  2. Step 2: Convert to fraction form
    48,641.25/67,124.93 = 26,285.25/x
  3. Step 3: Cross multiply
    48,641.25x = 67,124.93 × 26,285.25
  4. Step 4: Simplify right side
    48,641.25x = 1,764,395,566.28
  5. Step 5: Solve for x
    x = 1,764,395,566.28/48,641.25
  6. Step 6: Final answer
    x = 36,273.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.