Home / 277,543.06-415,979.34-135,174.96

Finding the Fourth Proportional to 277,543.06, 415,979.34 and 135,174.96

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Solution

The fourth proportional to 277,543.06, 415,979.34 and 135,174.96 is: 202,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,543.06 : 415,979.34 = 135,174.96 : x
  2. Step 2: Convert to fraction form
    277,543.06/415,979.34 = 135,174.96/x
  3. Step 3: Cross multiply
    277,543.06x = 415,979.34 × 135,174.96
  4. Step 4: Simplify right side
    277,543.06x = 56,229,990,645.33
  5. Step 5: Solve for x
    x = 56,229,990,645.33/277,543.06
  6. Step 6: Final answer
    x = 202,599.16

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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.