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Finding the Fourth Proportional to 375,184.77, 562,792.72 and 108,945.28

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Solution

The fourth proportional to 375,184.77, 562,792.72 and 108,945.28 is: 163,422.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,184.77 : 562,792.72 = 108,945.28 : x
  2. Step 2: Convert to fraction form
    375,184.77/562,792.72 = 108,945.28/x
  3. Step 3: Cross multiply
    375,184.77x = 562,792.72 × 108,945.28
  4. Step 4: Simplify right side
    375,184.77x = 61,313,610,855.26
  5. Step 5: Solve for x
    x = 61,313,610,855.26/375,184.77
  6. Step 6: Final answer
    x = 163,422.44

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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.