Home / 192,493.05-265,515.26-123,473.28

Finding the Fourth Proportional to 192,493.05, 265,515.26 and 123,473.28

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Solution

The fourth proportional to 192,493.05, 265,515.26 and 123,473.28 is: 170,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,493.05 : 265,515.26 = 123,473.28 : x
  2. Step 2: Convert to fraction form
    192,493.05/265,515.26 = 123,473.28/x
  3. Step 3: Cross multiply
    192,493.05x = 265,515.26 × 123,473.28
  4. Step 4: Simplify right side
    192,493.05x = 32,784,039,424.89
  5. Step 5: Solve for x
    x = 32,784,039,424.89/192,493.05
  6. Step 6: Final answer
    x = 170,312.85

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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.