Home / 226,148.58-312,062.92-130,653.22

Finding the Fourth Proportional to 226,148.58, 312,062.92 and 130,653.22

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Solution

The fourth proportional to 226,148.58, 312,062.92 and 130,653.22 is: 180,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,148.58 : 312,062.92 = 130,653.22 : x
  2. Step 2: Convert to fraction form
    226,148.58/312,062.92 = 130,653.22/x
  3. Step 3: Cross multiply
    226,148.58x = 312,062.92 × 130,653.22
  4. Step 4: Simplify right side
    226,148.58x = 40,772,025,340.60
  5. Step 5: Solve for x
    x = 40,772,025,340.60/226,148.58
  6. Step 6: Final answer
    x = 180,288.66

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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.