Home / 251,003-346,386.57-137,828.18

Finding the Fourth Proportional to 251,003, 346,386.57 and 137,828.18

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Solution

The fourth proportional to 251,003, 346,386.57 and 137,828.18 is: 190,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,003 : 346,386.57 = 137,828.18 : x
  2. Step 2: Convert to fraction form
    251,003/346,386.57 = 137,828.18/x
  3. Step 3: Cross multiply
    251,003x = 346,386.57 × 137,828.18
  4. Step 4: Simplify right side
    251,003x = 47,741,830,519.54
  5. Step 5: Solve for x
    x = 47,741,830,519.54/251,003
  6. Step 6: Final answer
    x = 190,204.22

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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.