Home / 112,496.40-168,744.60-50,288.40

Finding the Fourth Proportional to 112,496.40, 168,744.60 and 50,288.40

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Solution

The fourth proportional to 112,496.40, 168,744.60 and 50,288.40 is: 75,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,496.40 : 168,744.60 = 50,288.40 : x
  2. Step 2: Convert to fraction form
    112,496.40/168,744.60 = 50,288.40/x
  3. Step 3: Cross multiply
    112,496.40x = 168,744.60 × 50,288.40
  4. Step 4: Simplify right side
    112,496.40x = 8,485,895,942.64
  5. Step 5: Solve for x
    x = 8,485,895,942.64/112,496.40
  6. Step 6: Final answer
    x = 75,432.60

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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.