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Finding the Fourth Proportional to 192,674.72, 288,302.52 and 116,501.60

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Solution

The fourth proportional to 192,674.72, 288,302.52 and 116,501.60 is: 174,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,674.72 : 288,302.52 = 116,501.60 : x
  2. Step 2: Convert to fraction form
    192,674.72/288,302.52 = 116,501.60/x
  3. Step 3: Cross multiply
    192,674.72x = 288,302.52 × 116,501.60
  4. Step 4: Simplify right side
    192,674.72x = 33,587,704,864.03
  5. Step 5: Solve for x
    x = 33,587,704,864.03/192,674.72
  6. Step 6: Final answer
    x = 174,323.36

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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.