Home / 119,604.40-179,406.85-112,297.08

Finding the Fourth Proportional to 119,604.40, 179,406.85 and 112,297.08

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Solution

The fourth proportional to 119,604.40, 179,406.85 and 112,297.08 is: 168,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,604.40 : 179,406.85 = 112,297.08 : x
  2. Step 2: Convert to fraction form
    119,604.40/179,406.85 = 112,297.08/x
  3. Step 3: Cross multiply
    119,604.40x = 179,406.85 × 112,297.08
  4. Step 4: Simplify right side
    119,604.40x = 20,146,865,989.59
  5. Step 5: Solve for x
    x = 20,146,865,989.59/119,604.40
  6. Step 6: Final answer
    x = 168,445.86

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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.