Home / 180,245.04-248,756.84-103,766.86

Finding the Fourth Proportional to 180,245.04, 248,756.84 and 103,766.86

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Solution

The fourth proportional to 180,245.04, 248,756.84 and 103,766.86 is: 143,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,245.04 : 248,756.84 = 103,766.86 : x
  2. Step 2: Convert to fraction form
    180,245.04/248,756.84 = 103,766.86/x
  3. Step 3: Cross multiply
    180,245.04x = 248,756.84 × 103,766.86
  4. Step 4: Simplify right side
    180,245.04x = 25,812,716,190.32
  5. Step 5: Solve for x
    x = 25,812,716,190.32/180,245.04
  6. Step 6: Final answer
    x = 143,209.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.