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Finding the Fourth Proportional to 88,460.71, 122,072.47 and 48,173.54

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Solution

The fourth proportional to 88,460.71, 122,072.47 and 48,173.54 is: 66,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,460.71 : 122,072.47 = 48,173.54 : x
  2. Step 2: Convert to fraction form
    88,460.71/122,072.47 = 48,173.54/x
  3. Step 3: Cross multiply
    88,460.71x = 122,072.47 × 48,173.54
  4. Step 4: Simplify right side
    88,460.71x = 5,880,662,285.65
  5. Step 5: Solve for x
    x = 5,880,662,285.65/88,460.71
  6. Step 6: Final answer
    x = 66,477.68

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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.