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Finding the Fourth Proportional to 375,838.43, 563,851.73 and 109,598.98

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Solution

The fourth proportional to 375,838.43, 563,851.73 and 109,598.98 is: 164,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,838.43 : 563,851.73 = 109,598.98 : x
  2. Step 2: Convert to fraction form
    375,838.43/563,851.73 = 109,598.98/x
  3. Step 3: Cross multiply
    375,838.43x = 563,851.73 × 109,598.98
  4. Step 4: Simplify right side
    375,838.43x = 61,797,571,111.98
  5. Step 5: Solve for x
    x = 61,797,571,111.98/375,838.43
  6. Step 6: Final answer
    x = 164,425.90

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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.