Home / 151,788.69-228,181.23-140,827.77

Finding the Fourth Proportional to 151,788.69, 228,181.23 and 140,827.77

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Solution

The fourth proportional to 151,788.69, 228,181.23 and 140,827.77 is: 211,703.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,788.69 : 228,181.23 = 140,827.77 : x
  2. Step 2: Convert to fraction form
    151,788.69/228,181.23 = 140,827.77/x
  3. Step 3: Cross multiply
    151,788.69x = 228,181.23 × 140,827.77
  4. Step 4: Simplify right side
    151,788.69x = 32,134,253,776.76
  5. Step 5: Solve for x
    x = 32,134,253,776.76/151,788.69
  6. Step 6: Final answer
    x = 211,703.87

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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.