Home / 180,106.12-270,298.64-67,888.44

Finding the Fourth Proportional to 180,106.12, 270,298.64 and 67,888.44

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Solution

The fourth proportional to 180,106.12, 270,298.64 and 67,888.44 is: 101,885.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,106.12 : 270,298.64 = 67,888.44 : x
  2. Step 2: Convert to fraction form
    180,106.12/270,298.64 = 67,888.44/x
  3. Step 3: Cross multiply
    180,106.12x = 270,298.64 × 67,888.44
  4. Step 4: Simplify right side
    180,106.12x = 18,350,153,003.72
  5. Step 5: Solve for x
    x = 18,350,153,003.72/180,106.12
  6. Step 6: Final answer
    x = 101,885.23

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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.