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Finding the Fourth Proportional to 119,968.76, 179,992.02 and 35,729.64

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Solution

The fourth proportional to 119,968.76, 179,992.02 and 35,729.64 is: 53,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,968.76 : 179,992.02 = 35,729.64 : x
  2. Step 2: Convert to fraction form
    119,968.76/179,992.02 = 35,729.64/x
  3. Step 3: Cross multiply
    119,968.76x = 179,992.02 × 35,729.64
  4. Step 4: Simplify right side
    119,968.76x = 6,431,050,077.47
  5. Step 5: Solve for x
    x = 6,431,050,077.47/119,968.76
  6. Step 6: Final answer
    x = 53,606.04

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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.