Home / 251,250.43-346,780.27-154,537.40

Finding the Fourth Proportional to 251,250.43, 346,780.27 and 154,537.40

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Solution

The fourth proportional to 251,250.43, 346,780.27 and 154,537.40 is: 213,295.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,250.43 : 346,780.27 = 154,537.40 : x
  2. Step 2: Convert to fraction form
    251,250.43/346,780.27 = 154,537.40/x
  3. Step 3: Cross multiply
    251,250.43x = 346,780.27 × 154,537.40
  4. Step 4: Simplify right side
    251,250.43x = 53,590,521,297.10
  5. Step 5: Solve for x
    x = 53,590,521,297.10/251,250.43
  6. Step 6: Final answer
    x = 213,295.25

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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.