Home / 264,023.34-396,068.21-129,091.92

Finding the Fourth Proportional to 264,023.34, 396,068.21 and 129,091.92

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Solution

The fourth proportional to 264,023.34, 396,068.21 and 129,091.92 is: 193,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,023.34 : 396,068.21 = 129,091.92 : x
  2. Step 2: Convert to fraction form
    264,023.34/396,068.21 = 129,091.92/x
  3. Step 3: Cross multiply
    264,023.34x = 396,068.21 × 129,091.92
  4. Step 4: Simplify right side
    264,023.34x = 51,129,205,679.86
  5. Step 5: Solve for x
    x = 51,129,205,679.86/264,023.34
  6. Step 6: Final answer
    x = 193,654.11

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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.