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Finding the Fourth Proportional to 325,132.50, 448,675.71 and 177,956.63

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Solution

The fourth proportional to 325,132.50, 448,675.71 and 177,956.63 is: 245,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,132.50 : 448,675.71 = 177,956.63 : x
  2. Step 2: Convert to fraction form
    325,132.50/448,675.71 = 177,956.63/x
  3. Step 3: Cross multiply
    325,132.50x = 448,675.71 × 177,956.63
  4. Step 4: Simplify right side
    325,132.50x = 79,844,818,436.15
  5. Step 5: Solve for x
    x = 79,844,818,436.15/325,132.50
  6. Step 6: Final answer
    x = 245,576.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.