Home / 192,217.42-265,384.85-172,039.31

Finding the Fourth Proportional to 192,217.42, 265,384.85 and 172,039.31

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Solution

The fourth proportional to 192,217.42, 265,384.85 and 172,039.31 is: 237,525.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,217.42 : 265,384.85 = 172,039.31 : x
  2. Step 2: Convert to fraction form
    192,217.42/265,384.85 = 172,039.31/x
  3. Step 3: Cross multiply
    192,217.42x = 265,384.85 × 172,039.31
  4. Step 4: Simplify right side
    192,217.42x = 45,656,626,478.45
  5. Step 5: Solve for x
    x = 45,656,626,478.45/192,217.42
  6. Step 6: Final answer
    x = 237,525.96

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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.