Home / 176,938.23-265,144.83-129,961.47

Finding the Fourth Proportional to 176,938.23, 265,144.83 and 129,961.47

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Solution

The fourth proportional to 176,938.23, 265,144.83 and 129,961.47 is: 194,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,938.23 : 265,144.83 = 129,961.47 : x
  2. Step 2: Convert to fraction form
    176,938.23/265,144.83 = 129,961.47/x
  3. Step 3: Cross multiply
    176,938.23x = 265,144.83 × 129,961.47
  4. Step 4: Simplify right side
    176,938.23x = 34,458,611,869.70
  5. Step 5: Solve for x
    x = 34,458,611,869.70/176,938.23
  6. Step 6: Final answer
    x = 194,749.39

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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.