Home / 126,947.00-175,145.67-75,268.19

Finding the Fourth Proportional to 126,947.00, 175,145.67 and 75,268.19

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Solution

The fourth proportional to 126,947.00, 175,145.67 and 75,268.19 is: 103,845.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,947.00 : 175,145.67 = 75,268.19 : x
  2. Step 2: Convert to fraction form
    126,947.00/175,145.67 = 75,268.19/x
  3. Step 3: Cross multiply
    126,947.00x = 175,145.67 × 75,268.19
  4. Step 4: Simplify right side
    126,947.00x = 13,182,896,691.51
  5. Step 5: Solve for x
    x = 13,182,896,691.51/126,947.00
  6. Step 6: Final answer
    x = 103,845.68

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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.