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Finding the Fourth Proportional to 182,124.40, 273,186.60 and 112,043.20

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Solution

The fourth proportional to 182,124.40, 273,186.60 and 112,043.20 is: 168,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,124.40 : 273,186.60 = 112,043.20 : x
  2. Step 2: Convert to fraction form
    182,124.40/273,186.60 = 112,043.20/x
  3. Step 3: Cross multiply
    182,124.40x = 273,186.60 × 112,043.20
  4. Step 4: Simplify right side
    182,124.40x = 30,608,700,861.12
  5. Step 5: Solve for x
    x = 30,608,700,861.12/182,124.40
  6. Step 6: Final answer
    x = 168,064.80

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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.