Home / 109,364.84-164,069.18-39,249.64

Finding the Fourth Proportional to 109,364.84, 164,069.18 and 39,249.64

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Solution

The fourth proportional to 109,364.84, 164,069.18 and 39,249.64 is: 58,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,364.84 : 164,069.18 = 39,249.64 : x
  2. Step 2: Convert to fraction form
    109,364.84/164,069.18 = 39,249.64/x
  3. Step 3: Cross multiply
    109,364.84x = 164,069.18 × 39,249.64
  4. Step 4: Simplify right side
    109,364.84x = 6,439,656,250.10
  5. Step 5: Solve for x
    x = 6,439,656,250.10/109,364.84
  6. Step 6: Final answer
    x = 58,882.33

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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.