Home / 264,022.34-396,066.71-129,090.92

Finding the Fourth Proportional to 264,022.34, 396,066.71 and 129,090.92

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Solution

The fourth proportional to 264,022.34, 396,066.71 and 129,090.92 is: 193,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,022.34 : 396,066.71 = 129,090.92 : x
  2. Step 2: Convert to fraction form
    264,022.34/396,066.71 = 129,090.92/x
  3. Step 3: Cross multiply
    264,022.34x = 396,066.71 × 129,090.92
  4. Step 4: Simplify right side
    264,022.34x = 51,128,614,317.67
  5. Step 5: Solve for x
    x = 51,128,614,317.67/264,022.34
  6. Step 6: Final answer
    x = 193,652.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.