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Finding the Fourth Proportional to 93,744.80, 140,631.82 and 30,550.22

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Solution

The fourth proportional to 93,744.80, 140,631.82 and 30,550.22 is: 45,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,744.80 : 140,631.82 = 30,550.22 : x
  2. Step 2: Convert to fraction form
    93,744.80/140,631.82 = 30,550.22/x
  3. Step 3: Cross multiply
    93,744.80x = 140,631.82 × 30,550.22
  4. Step 4: Simplify right side
    93,744.80x = 4,296,333,040.00
  5. Step 5: Solve for x
    x = 4,296,333,040.00/93,744.80
  6. Step 6: Final answer
    x = 45,830.09

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1.5x scale

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.