Home / 53,443.17-80,226.81-31,272.42

Finding the Fourth Proportional to 53,443.17, 80,226.81 and 31,272.42

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Solution

The fourth proportional to 53,443.17, 80,226.81 and 31,272.42 is: 46,944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,443.17 : 80,226.81 = 31,272.42 : x
  2. Step 2: Convert to fraction form
    53,443.17/80,226.81 = 31,272.42/x
  3. Step 3: Cross multiply
    53,443.17x = 80,226.81 × 31,272.42
  4. Step 4: Simplify right side
    53,443.17x = 2,508,886,497.58
  5. Step 5: Solve for x
    x = 2,508,886,497.58/53,443.17
  6. Step 6: Final answer
    x = 46,944.94

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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.