Home / 126,734.13-174,932.01-73,054.98

Finding the Fourth Proportional to 126,734.13, 174,932.01 and 73,054.98

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Solution

The fourth proportional to 126,734.13, 174,932.01 and 73,054.98 is: 100,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,734.13 : 174,932.01 = 73,054.98 : x
  2. Step 2: Convert to fraction form
    126,734.13/174,932.01 = 73,054.98/x
  3. Step 3: Cross multiply
    126,734.13x = 174,932.01 × 73,054.98
  4. Step 4: Simplify right side
    126,734.13x = 12,779,654,491.91
  5. Step 5: Solve for x
    x = 12,779,654,491.91/126,734.13
  6. Step 6: Final answer
    x = 100,838.30

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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.