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Finding the Fourth Proportional to 93,573.80, 140,404.97 and 48,571.24

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Solution

The fourth proportional to 93,573.80, 140,404.97 and 48,571.24 is: 72,879.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,573.80 : 140,404.97 = 48,571.24 : x
  2. Step 2: Convert to fraction form
    93,573.80/140,404.97 = 48,571.24/x
  3. Step 3: Cross multiply
    93,573.80x = 140,404.97 × 48,571.24
  4. Step 4: Simplify right side
    93,573.80x = 6,819,643,495.06
  5. Step 5: Solve for x
    x = 6,819,643,495.06/93,573.80
  6. Step 6: Final answer
    x = 72,879.84

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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.