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Finding the Fourth Proportional to 176,796.97, 265,220.31 and 56,813.69

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Solution

The fourth proportional to 176,796.97, 265,220.31 and 56,813.69 is: 85,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,796.97 : 265,220.31 = 56,813.69 : x
  2. Step 2: Convert to fraction form
    176,796.97/265,220.31 = 56,813.69/x
  3. Step 3: Cross multiply
    176,796.97x = 265,220.31 × 56,813.69
  4. Step 4: Simplify right side
    176,796.97x = 15,068,144,474.04
  5. Step 5: Solve for x
    x = 15,068,144,474.04/176,796.97
  6. Step 6: Final answer
    x = 85,228.52

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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.