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Finding the Fourth Proportional to 176,815.31, 265,220.37 and 43,695.56

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Solution

The fourth proportional to 176,815.31, 265,220.37 and 43,695.56 is: 65,542.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,815.31 : 265,220.37 = 43,695.56 : x
  2. Step 2: Convert to fraction form
    176,815.31/265,220.37 = 43,695.56/x
  3. Step 3: Cross multiply
    176,815.31x = 265,220.37 × 43,695.56
  4. Step 4: Simplify right side
    176,815.31x = 11,588,952,372.08
  5. Step 5: Solve for x
    x = 11,588,952,372.08/176,815.31
  6. Step 6: Final answer
    x = 65,542.70

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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.