Home / 126,009.01-188,947.87-59,431.26

Finding the Fourth Proportional to 126,009.01, 188,947.87 and 59,431.26

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Solution

The fourth proportional to 126,009.01, 188,947.87 and 59,431.26 is: 89,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,009.01 : 188,947.87 = 59,431.26 : x
  2. Step 2: Convert to fraction form
    126,009.01/188,947.87 = 59,431.26/x
  3. Step 3: Cross multiply
    126,009.01x = 188,947.87 × 59,431.26
  4. Step 4: Simplify right side
    126,009.01x = 11,229,409,988.42
  5. Step 5: Solve for x
    x = 11,229,409,988.42/126,009.01
  6. Step 6: Final answer
    x = 89,115.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.