Home / 56,458.39-77,844.44-48,787.95

Finding the Fourth Proportional to 56,458.39, 77,844.44 and 48,787.95

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Solution

The fourth proportional to 56,458.39, 77,844.44 and 48,787.95 is: 67,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,458.39 : 77,844.44 = 48,787.95 : x
  2. Step 2: Convert to fraction form
    56,458.39/77,844.44 = 48,787.95/x
  3. Step 3: Cross multiply
    56,458.39x = 77,844.44 × 48,787.95
  4. Step 4: Simplify right side
    56,458.39x = 3,797,870,403.57
  5. Step 5: Solve for x
    x = 3,797,870,403.57/56,458.39
  6. Step 6: Final answer
    x = 67,268.48

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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.