Home / 251,389.14-346,880.90-147,961.86

Finding the Fourth Proportional to 251,389.14, 346,880.90 and 147,961.86

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Solution

The fourth proportional to 251,389.14, 346,880.90 and 147,961.86 is: 204,166.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,389.14 : 346,880.90 = 147,961.86 : x
  2. Step 2: Convert to fraction form
    251,389.14/346,880.90 = 147,961.86/x
  3. Step 3: Cross multiply
    251,389.14x = 346,880.90 × 147,961.86
  4. Step 4: Simplify right side
    251,389.14x = 51,325,142,422.66
  5. Step 5: Solve for x
    x = 51,325,142,422.66/251,389.14
  6. Step 6: Final answer
    x = 204,166.11

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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.