Home / 217,117.39-325,596.12-74,926.39

Finding the Fourth Proportional to 217,117.39, 325,596.12 and 74,926.39

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Solution

The fourth proportional to 217,117.39, 325,596.12 and 74,926.39 is: 112,361.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,117.39 : 325,596.12 = 74,926.39 : x
  2. Step 2: Convert to fraction form
    217,117.39/325,596.12 = 74,926.39/x
  3. Step 3: Cross multiply
    217,117.39x = 325,596.12 × 74,926.39
  4. Step 4: Simplify right side
    217,117.39x = 24,395,741,869.61
  5. Step 5: Solve for x
    x = 24,395,741,869.61/217,117.39
  6. Step 6: Final answer
    x = 112,361.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.