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Finding the Fourth Proportional to 176,865.72, 265,131.82 and 88,035.24

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Solution

The fourth proportional to 176,865.72, 265,131.82 and 88,035.24 is: 131,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,865.72 : 265,131.82 = 88,035.24 : x
  2. Step 2: Convert to fraction form
    176,865.72/265,131.82 = 88,035.24/x
  3. Step 3: Cross multiply
    176,865.72x = 265,131.82 × 88,035.24
  4. Step 4: Simplify right side
    176,865.72x = 23,340,943,405.34
  5. Step 5: Solve for x
    x = 23,340,943,405.34/176,865.72
  6. Step 6: Final answer
    x = 131,969.85

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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.