Home / 251,108.42-346,532.16-136,388.16

Finding the Fourth Proportional to 251,108.42, 346,532.16 and 136,388.16

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Solution

The fourth proportional to 251,108.42, 346,532.16 and 136,388.16 is: 188,217.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,108.42 : 346,532.16 = 136,388.16 : x
  2. Step 2: Convert to fraction form
    251,108.42/346,532.16 = 136,388.16/x
  3. Step 3: Cross multiply
    251,108.42x = 346,532.16 × 136,388.16
  4. Step 4: Simplify right side
    251,108.42x = 47,262,883,683.23
  5. Step 5: Solve for x
    x = 47,262,883,683.23/251,108.42
  6. Step 6: Final answer
    x = 188,217.04

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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.