Home / 269,388.68-371,837.94-156,239.24

Finding the Fourth Proportional to 269,388.68, 371,837.94 and 156,239.24

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Solution

The fourth proportional to 269,388.68, 371,837.94 and 156,239.24 is: 215,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,388.68 : 371,837.94 = 156,239.24 : x
  2. Step 2: Convert to fraction form
    269,388.68/371,837.94 = 156,239.24/x
  3. Step 3: Cross multiply
    269,388.68x = 371,837.94 × 156,239.24
  4. Step 4: Simplify right side
    269,388.68x = 58,095,677,148.77
  5. Step 5: Solve for x
    x = 58,095,677,148.77/269,388.68
  6. Step 6: Final answer
    x = 215,657.46

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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.