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Finding the Fourth Proportional to 375,851.09, 563,859.57 and 109,632.44

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Solution

The fourth proportional to 375,851.09, 563,859.57 and 109,632.44 is: 164,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,851.09 : 563,859.57 = 109,632.44 : x
  2. Step 2: Convert to fraction form
    375,851.09/563,859.57 = 109,632.44/x
  3. Step 3: Cross multiply
    375,851.09x = 563,859.57 × 109,632.44
  4. Step 4: Simplify right side
    375,851.09x = 61,817,300,476.45
  5. Step 5: Solve for x
    x = 61,817,300,476.45/375,851.09
  6. Step 6: Final answer
    x = 164,472.85

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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.