Home / 251,237.09-346,711.03-136,518.01

Finding the Fourth Proportional to 251,237.09, 346,711.03 and 136,518.01

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Solution

The fourth proportional to 251,237.09, 346,711.03 and 136,518.01 is: 188,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,237.09 : 346,711.03 = 136,518.01 : x
  2. Step 2: Convert to fraction form
    251,237.09/346,711.03 = 136,518.01/x
  3. Step 3: Cross multiply
    251,237.09x = 346,711.03 × 136,518.01
  4. Step 4: Simplify right side
    251,237.09x = 47,332,299,420.49
  5. Step 5: Solve for x
    x = 47,332,299,420.49/251,237.09
  6. Step 6: Final answer
    x = 188,396.94

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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.