Home / 251,237.85-346,704.30-138,058.17

Finding the Fourth Proportional to 251,237.85, 346,704.30 and 138,058.17

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Solution

The fourth proportional to 251,237.85, 346,704.30 and 138,058.17 is: 190,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,237.85 : 346,704.30 = 138,058.17 : x
  2. Step 2: Convert to fraction form
    251,237.85/346,704.30 = 138,058.17/x
  3. Step 3: Cross multiply
    251,237.85x = 346,704.30 × 138,058.17
  4. Step 4: Simplify right side
    251,237.85x = 47,865,361,189.13
  5. Step 5: Solve for x
    x = 47,865,361,189.13/251,237.85
  6. Step 6: Final answer
    x = 190,518.11

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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.