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Finding the Fourth Proportional to 375,196.62, 562,590.80 and 135,277.86

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Solution

The fourth proportional to 375,196.62, 562,590.80 and 135,277.86 is: 202,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,196.62 : 562,590.80 = 135,277.86 : x
  2. Step 2: Convert to fraction form
    375,196.62/562,590.80 = 135,277.86/x
  3. Step 3: Cross multiply
    375,196.62x = 562,590.80 × 135,277.86
  4. Step 4: Simplify right side
    375,196.62x = 76,106,079,479.69
  5. Step 5: Solve for x
    x = 76,106,079,479.69/375,196.62
  6. Step 6: Final answer
    x = 202,843.19

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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.