Home / 228,025.60-314,643.20-131,192.67

Finding the Fourth Proportional to 228,025.60, 314,643.20 and 131,192.67

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Solution

The fourth proportional to 228,025.60, 314,643.20 and 131,192.67 is: 181,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,025.60 : 314,643.20 = 131,192.67 : x
  2. Step 2: Convert to fraction form
    228,025.60/314,643.20 = 131,192.67/x
  3. Step 3: Cross multiply
    228,025.60x = 314,643.20 × 131,192.67
  4. Step 4: Simplify right side
    228,025.60x = 41,278,882,029.29
  5. Step 5: Solve for x
    x = 41,278,882,029.29/228,025.60
  6. Step 6: Final answer
    x = 181,027.40

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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.