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Finding the Fourth Proportional to 176,628.40, 264,943.35 and 55,050.49

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Solution

The fourth proportional to 176,628.40, 264,943.35 and 55,050.49 is: 82,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,628.40 : 264,943.35 = 55,050.49 : x
  2. Step 2: Convert to fraction form
    176,628.40/264,943.35 = 55,050.49/x
  3. Step 3: Cross multiply
    176,628.40x = 264,943.35 × 55,050.49
  4. Step 4: Simplify right side
    176,628.40x = 14,585,261,239.74
  5. Step 5: Solve for x
    x = 14,585,261,239.74/176,628.40
  6. Step 6: Final answer
    x = 82,575.97

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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.