Home / 226,244.76-312,199.56-130,757.64

Finding the Fourth Proportional to 226,244.76, 312,199.56 and 130,757.64

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Solution

The fourth proportional to 226,244.76, 312,199.56 and 130,757.64 is: 180,435.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,244.76 : 312,199.56 = 130,757.64 : x
  2. Step 2: Convert to fraction form
    226,244.76/312,199.56 = 130,757.64/x
  3. Step 3: Cross multiply
    226,244.76x = 312,199.56 × 130,757.64
  4. Step 4: Simplify right side
    226,244.76x = 40,822,477,674.64
  5. Step 5: Solve for x
    x = 40,822,477,674.64/226,244.76
  6. Step 6: Final answer
    x = 180,435.02

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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.