Home / 112,219.25-154,863.27-61,232.09

Finding the Fourth Proportional to 112,219.25, 154,863.27 and 61,232.09

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Solution

The fourth proportional to 112,219.25, 154,863.27 and 61,232.09 is: 84,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,219.25 : 154,863.27 = 61,232.09 : x
  2. Step 2: Convert to fraction form
    112,219.25/154,863.27 = 61,232.09/x
  3. Step 3: Cross multiply
    112,219.25x = 154,863.27 × 61,232.09
  4. Step 4: Simplify right side
    112,219.25x = 9,482,600,912.02
  5. Step 5: Solve for x
    x = 9,482,600,912.02/112,219.25
  6. Step 6: Final answer
    x = 84,500.67

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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.