Home / 251,339.23-346,847.50-136,617.87

Finding the Fourth Proportional to 251,339.23, 346,847.50 and 136,617.87

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Solution

The fourth proportional to 251,339.23, 346,847.50 and 136,617.87 is: 188,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,339.23 : 346,847.50 = 136,617.87 : x
  2. Step 2: Convert to fraction form
    251,339.23/346,847.50 = 136,617.87/x
  3. Step 3: Cross multiply
    251,339.23x = 346,847.50 × 136,617.87
  4. Step 4: Simplify right side
    251,339.23x = 47,385,568,136.28
  5. Step 5: Solve for x
    x = 47,385,568,136.28/251,339.23
  6. Step 6: Final answer
    x = 188,532.32

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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.