Home / 251,054.23-346,453.50-136,331.86

Finding the Fourth Proportional to 251,054.23, 346,453.50 and 136,331.86

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Solution

The fourth proportional to 251,054.23, 346,453.50 and 136,331.86 is: 188,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,054.23 : 346,453.50 = 136,331.86 : x
  2. Step 2: Convert to fraction form
    251,054.23/346,453.50 = 136,331.86/x
  3. Step 3: Cross multiply
    251,054.23x = 346,453.50 × 136,331.86
  4. Step 4: Simplify right side
    251,054.23x = 47,232,650,058.51
  5. Step 5: Solve for x
    x = 47,232,650,058.51/251,054.23
  6. Step 6: Final answer
    x = 188,137.24

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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.