Home / 226,464.32-312,525.60-125,860.16

Finding the Fourth Proportional to 226,464.32, 312,525.60 and 125,860.16

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Solution

The fourth proportional to 226,464.32, 312,525.60 and 125,860.16 is: 173,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,464.32 : 312,525.60 = 125,860.16 : x
  2. Step 2: Convert to fraction form
    226,464.32/312,525.60 = 125,860.16/x
  3. Step 3: Cross multiply
    226,464.32x = 312,525.60 × 125,860.16
  4. Step 4: Simplify right side
    226,464.32x = 39,334,522,020.10
  5. Step 5: Solve for x
    x = 39,334,522,020.10/226,464.32
  6. Step 6: Final answer
    x = 173,689.71

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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.