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Finding the Fourth Proportional to 375,560.52, 563,432.94 and 109,323.42

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Solution

The fourth proportional to 375,560.52, 563,432.94 and 109,323.42 is: 164,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,560.52 : 563,432.94 = 109,323.42 : x
  2. Step 2: Convert to fraction form
    375,560.52/563,432.94 = 109,323.42/x
  3. Step 3: Cross multiply
    375,560.52x = 563,432.94 × 109,323.42
  4. Step 4: Simplify right side
    375,560.52x = 61,596,415,941.45
  5. Step 5: Solve for x
    x = 61,596,415,941.45/375,560.52
  6. Step 6: Final answer
    x = 164,011.96

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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.