Home / 112,146.12-168,170.34-32,166.42

Finding the Fourth Proportional to 112,146.12, 168,170.34 and 32,166.42

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Solution

The fourth proportional to 112,146.12, 168,170.34 and 32,166.42 is: 48,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,146.12 : 168,170.34 = 32,166.42 : x
  2. Step 2: Convert to fraction form
    112,146.12/168,170.34 = 32,166.42/x
  3. Step 3: Cross multiply
    112,146.12x = 168,170.34 × 32,166.42
  4. Step 4: Simplify right side
    112,146.12x = 5,409,437,787.98
  5. Step 5: Solve for x
    x = 5,409,437,787.98/112,146.12
  6. Step 6: Final answer
    x = 48,235.62

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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.