Home / 182,328.40-273,492.60-115,406.20

Finding the Fourth Proportional to 182,328.40, 273,492.60 and 115,406.20

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Solution

The fourth proportional to 182,328.40, 273,492.60 and 115,406.20 is: 173,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,328.40 : 273,492.60 = 115,406.20 : x
  2. Step 2: Convert to fraction form
    182,328.40/273,492.60 = 115,406.20/x
  3. Step 3: Cross multiply
    182,328.40x = 273,492.60 × 115,406.20
  4. Step 4: Simplify right side
    182,328.40x = 31,562,741,694.12
  5. Step 5: Solve for x
    x = 31,562,741,694.12/182,328.40
  6. Step 6: Final answer
    x = 173,109.30

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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.