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Finding the Fourth Proportional to 375,133.94, 562,756.27 and 108,859.86

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Solution

The fourth proportional to 375,133.94, 562,756.27 and 108,859.86 is: 163,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,133.94 : 562,756.27 = 108,859.86 : x
  2. Step 2: Convert to fraction form
    375,133.94/562,756.27 = 108,859.86/x
  3. Step 3: Cross multiply
    375,133.94x = 562,756.27 × 108,859.86
  4. Step 4: Simplify right side
    375,133.94x = 61,261,568,766.32
  5. Step 5: Solve for x
    x = 61,261,568,766.32/375,133.94
  6. Step 6: Final answer
    x = 163,305.85

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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.