Home / 179,827.60-269,741.40-120,691.60

Finding the Fourth Proportional to 179,827.60, 269,741.40 and 120,691.60

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Solution

The fourth proportional to 179,827.60, 269,741.40 and 120,691.60 is: 181,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,827.60 : 269,741.40 = 120,691.60 : x
  2. Step 2: Convert to fraction form
    179,827.60/269,741.40 = 120,691.60/x
  3. Step 3: Cross multiply
    179,827.60x = 269,741.40 × 120,691.60
  4. Step 4: Simplify right side
    179,827.60x = 32,555,521,152.24
  5. Step 5: Solve for x
    x = 32,555,521,152.24/179,827.60
  6. Step 6: Final answer
    x = 181,037.40

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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.