Home / 112,219.60-168,329.40-110,251.30

Finding the Fourth Proportional to 112,219.60, 168,329.40 and 110,251.30

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Solution

The fourth proportional to 112,219.60, 168,329.40 and 110,251.30 is: 165,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,219.60 : 168,329.40 = 110,251.30 : x
  2. Step 2: Convert to fraction form
    112,219.60/168,329.40 = 110,251.30/x
  3. Step 3: Cross multiply
    112,219.60x = 168,329.40 × 110,251.30
  4. Step 4: Simplify right side
    112,219.60x = 18,558,535,178.22
  5. Step 5: Solve for x
    x = 18,558,535,178.22/112,219.60
  6. Step 6: Final answer
    x = 165,376.95

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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.