Home / 112,311.12-168,466.68-33,426.48

Finding the Fourth Proportional to 112,311.12, 168,466.68 and 33,426.48

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Solution

The fourth proportional to 112,311.12, 168,466.68 and 33,426.48 is: 50,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,311.12 : 168,466.68 = 33,426.48 : x
  2. Step 2: Convert to fraction form
    112,311.12/168,466.68 = 33,426.48/x
  3. Step 3: Cross multiply
    112,311.12x = 168,466.68 × 33,426.48
  4. Step 4: Simplify right side
    112,311.12x = 5,631,248,109.69
  5. Step 5: Solve for x
    x = 5,631,248,109.69/112,311.12
  6. Step 6: Final answer
    x = 50,139.72

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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.