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Finding the Fourth Proportional to 375,073.96, 562,629.08 and 122,353.96

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Solution

The fourth proportional to 375,073.96, 562,629.08 and 122,353.96 is: 183,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,073.96 : 562,629.08 = 122,353.96 : x
  2. Step 2: Convert to fraction form
    375,073.96/562,629.08 = 122,353.96/x
  3. Step 3: Cross multiply
    375,073.96x = 562,629.08 × 122,353.96
  4. Step 4: Simplify right side
    375,073.96x = 68,839,895,949.16
  5. Step 5: Solve for x
    x = 68,839,895,949.16/375,073.96
  6. Step 6: Final answer
    x = 183,536.86

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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.