Home / 216,318.06-298,517.13-125,727.03

Finding the Fourth Proportional to 216,318.06, 298,517.13 and 125,727.03

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Solution

The fourth proportional to 216,318.06, 298,517.13 and 125,727.03 is: 173,502.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,318.06 : 298,517.13 = 125,727.03 : x
  2. Step 2: Convert to fraction form
    216,318.06/298,517.13 = 125,727.03/x
  3. Step 3: Cross multiply
    216,318.06x = 298,517.13 × 125,727.03
  4. Step 4: Simplify right side
    216,318.06x = 37,531,672,159.02
  5. Step 5: Solve for x
    x = 37,531,672,159.02/216,318.06
  6. Step 6: Final answer
    x = 173,502.26

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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.