Home / 191,207.22-263,866.20-106,322.46

Finding the Fourth Proportional to 191,207.22, 263,866.20 and 106,322.46

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Solution

The fourth proportional to 191,207.22, 263,866.20 and 106,322.46 is: 146,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,207.22 : 263,866.20 = 106,322.46 : x
  2. Step 2: Convert to fraction form
    191,207.22/263,866.20 = 106,322.46/x
  3. Step 3: Cross multiply
    191,207.22x = 263,866.20 × 106,322.46
  4. Step 4: Simplify right side
    191,207.22x = 28,054,903,494.85
  5. Step 5: Solve for x
    x = 28,054,903,494.85/191,207.22
  6. Step 6: Final answer
    x = 146,725.13

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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.