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Finding the Fourth Proportional to 375,194.21, 562,806.93 and 108,954.77

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Solution

The fourth proportional to 375,194.21, 562,806.93 and 108,954.77 is: 163,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,194.21 : 562,806.93 = 108,954.77 : x
  2. Step 2: Convert to fraction form
    375,194.21/562,806.93 = 108,954.77/x
  3. Step 3: Cross multiply
    375,194.21x = 562,806.93 × 108,954.77
  4. Step 4: Simplify right side
    375,194.21x = 61,320,496,798.52
  5. Step 5: Solve for x
    x = 61,320,496,798.52/375,194.21
  6. Step 6: Final answer
    x = 163,436.68

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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.