Home / 264,539.52-396,857.88-87,057.18

Finding the Fourth Proportional to 264,539.52, 396,857.88 and 87,057.18

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Solution

The fourth proportional to 264,539.52, 396,857.88 and 87,057.18 is: 130,601.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,539.52 : 396,857.88 = 87,057.18 : x
  2. Step 2: Convert to fraction form
    264,539.52/396,857.88 = 87,057.18/x
  3. Step 3: Cross multiply
    264,539.52x = 396,857.88 × 87,057.18
  4. Step 4: Simplify right side
    264,539.52x = 34,549,327,893.58
  5. Step 5: Solve for x
    x = 34,549,327,893.58/264,539.52
  6. Step 6: Final answer
    x = 130,601.76

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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.