Home / 286,516.38-429,961.06-109,024.86

Finding the Fourth Proportional to 286,516.38, 429,961.06 and 109,024.86

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Solution

The fourth proportional to 286,516.38, 429,961.06 and 109,024.86 is: 163,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,516.38 : 429,961.06 = 109,024.86 : x
  2. Step 2: Convert to fraction form
    286,516.38/429,961.06 = 109,024.86/x
  3. Step 3: Cross multiply
    286,516.38x = 429,961.06 × 109,024.86
  4. Step 4: Simplify right side
    286,516.38x = 46,876,444,371.95
  5. Step 5: Solve for x
    x = 46,876,444,371.95/286,516.38
  6. Step 6: Final answer
    x = 163,608.25

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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.