Home / 216,727.66-299,144.27-126,101.13

Finding the Fourth Proportional to 216,727.66, 299,144.27 and 126,101.13

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Solution

The fourth proportional to 216,727.66, 299,144.27 and 126,101.13 is: 174,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,727.66 : 299,144.27 = 126,101.13 : x
  2. Step 2: Convert to fraction form
    216,727.66/299,144.27 = 126,101.13/x
  3. Step 3: Cross multiply
    216,727.66x = 299,144.27 × 126,101.13
  4. Step 4: Simplify right side
    216,727.66x = 37,722,429,673.49
  5. Step 5: Solve for x
    x = 37,722,429,673.49/216,727.66
  6. Step 6: Final answer
    x = 174,054.53

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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.