Home / 212,367.18-293,051.61-126,321.42

Finding the Fourth Proportional to 212,367.18, 293,051.61 and 126,321.42

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Solution

The fourth proportional to 212,367.18, 293,051.61 and 126,321.42 is: 174,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,367.18 : 293,051.61 = 126,321.42 : x
  2. Step 2: Convert to fraction form
    212,367.18/293,051.61 = 126,321.42/x
  3. Step 3: Cross multiply
    212,367.18x = 293,051.61 × 126,321.42
  4. Step 4: Simplify right side
    212,367.18x = 37,018,694,876.88
  5. Step 5: Solve for x
    x = 37,018,694,876.88/212,367.18
  6. Step 6: Final answer
    x = 174,314.58

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1.5x scale

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.