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Finding the Fourth Proportional to 182,409.60, 273,614.40 and 112,060.80

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Solution

The fourth proportional to 182,409.60, 273,614.40 and 112,060.80 is: 168,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,409.60 : 273,614.40 = 112,060.80 : x
  2. Step 2: Convert to fraction form
    182,409.60/273,614.40 = 112,060.80/x
  3. Step 3: Cross multiply
    182,409.60x = 273,614.40 × 112,060.80
  4. Step 4: Simplify right side
    182,409.60x = 30,661,448,555.52
  5. Step 5: Solve for x
    x = 30,661,448,555.52/182,409.60
  6. Step 6: Final answer
    x = 168,091.20

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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.