Home / 264,221.49-396,345.56-74,695.46

Finding the Fourth Proportional to 264,221.49, 396,345.56 and 74,695.46

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Solution

The fourth proportional to 264,221.49, 396,345.56 and 74,695.46 is: 112,046.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,221.49 : 396,345.56 = 74,695.46 : x
  2. Step 2: Convert to fraction form
    264,221.49/396,345.56 = 74,695.46/x
  3. Step 3: Cross multiply
    264,221.49x = 396,345.56 × 74,695.46
  4. Step 4: Simplify right side
    264,221.49x = 29,605,211,567.95
  5. Step 5: Solve for x
    x = 29,605,211,567.95/264,221.49
  6. Step 6: Final answer
    x = 112,046.95

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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.