Home / 212,994.15-293,910.37-125,765.66

Finding the Fourth Proportional to 212,994.15, 293,910.37 and 125,765.66

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Solution

The fourth proportional to 212,994.15, 293,910.37 and 125,765.66 is: 173,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,994.15 : 293,910.37 = 125,765.66 : x
  2. Step 2: Convert to fraction form
    212,994.15/293,910.37 = 125,765.66/x
  3. Step 3: Cross multiply
    212,994.15x = 293,910.37 × 125,765.66
  4. Step 4: Simplify right side
    212,994.15x = 36,963,829,879.93
  5. Step 5: Solve for x
    x = 36,963,829,879.93/212,994.15
  6. Step 6: Final answer
    x = 173,543.87

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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.