Home / 126,246.25-174,223.47-69,661.27

Finding the Fourth Proportional to 126,246.25, 174,223.47 and 69,661.27

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Solution

The fourth proportional to 126,246.25, 174,223.47 and 69,661.27 is: 96,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,246.25 : 174,223.47 = 69,661.27 : x
  2. Step 2: Convert to fraction form
    126,246.25/174,223.47 = 69,661.27/x
  3. Step 3: Cross multiply
    126,246.25x = 174,223.47 × 69,661.27
  4. Step 4: Simplify right side
    126,246.25x = 12,136,628,184.01
  5. Step 5: Solve for x
    x = 12,136,628,184.01/126,246.25
  6. Step 6: Final answer
    x = 96,134.56

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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.