Home / 226,266.28-312,229.24-130,779.16

Finding the Fourth Proportional to 226,266.28, 312,229.24 and 130,779.16

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Solution

The fourth proportional to 226,266.28, 312,229.24 and 130,779.16 is: 180,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,266.28 : 312,229.24 = 130,779.16 : x
  2. Step 2: Convert to fraction form
    226,266.28/312,229.24 = 130,779.16/x
  3. Step 3: Cross multiply
    226,266.28x = 312,229.24 × 130,779.16
  4. Step 4: Simplify right side
    226,266.28x = 40,833,077,734.64
  5. Step 5: Solve for x
    x = 40,833,077,734.64/226,266.28
  6. Step 6: Final answer
    x = 180,464.71

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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.