Home / 127,299.51-175,653.77-73,574.10

Finding the Fourth Proportional to 127,299.51, 175,653.77 and 73,574.10

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Solution

The fourth proportional to 127,299.51, 175,653.77 and 73,574.10 is: 101,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,299.51 : 175,653.77 = 73,574.10 : x
  2. Step 2: Convert to fraction form
    127,299.51/175,653.77 = 73,574.10/x
  3. Step 3: Cross multiply
    127,299.51x = 175,653.77 × 73,574.10
  4. Step 4: Simplify right side
    127,299.51x = 12,923,568,039.36
  5. Step 5: Solve for x
    x = 12,923,568,039.36/127,299.51
  6. Step 6: Final answer
    x = 101,520.96

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1.5x scale

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.