Home / 69,390.09-104,126.67-29,947.23

Finding the Fourth Proportional to 69,390.09, 104,126.67 and 29,947.23

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Solution

The fourth proportional to 69,390.09, 104,126.67 and 29,947.23 is: 44,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,390.09 : 104,126.67 = 29,947.23 : x
  2. Step 2: Convert to fraction form
    69,390.09/104,126.67 = 29,947.23/x
  3. Step 3: Cross multiply
    69,390.09x = 104,126.67 × 29,947.23
  4. Step 4: Simplify right side
    69,390.09x = 3,118,305,335.62
  5. Step 5: Solve for x
    x = 3,118,305,335.62/69,390.09
  6. Step 6: Final answer
    x = 44,938.77

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1.5x scale

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.