Home / 240,193.04-360,162.12-120,118.64

Finding the Fourth Proportional to 240,193.04, 360,162.12 and 120,118.64

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Solution

The fourth proportional to 240,193.04, 360,162.12 and 120,118.64 is: 180,114.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,193.04 : 360,162.12 = 120,118.64 : x
  2. Step 2: Convert to fraction form
    240,193.04/360,162.12 = 120,118.64/x
  3. Step 3: Cross multiply
    240,193.04x = 360,162.12 × 120,118.64
  4. Step 4: Simplify right side
    240,193.04x = 43,262,184,033.92
  5. Step 5: Solve for x
    x = 43,262,184,033.92/240,193.04
  6. Step 6: Final answer
    x = 180,114.23

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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.