Home / 56,257.29-77,643.21-32,383.76

Finding the Fourth Proportional to 56,257.29, 77,643.21 and 32,383.76

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Solution

The fourth proportional to 56,257.29, 77,643.21 and 32,383.76 is: 44,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,257.29 : 77,643.21 = 32,383.76 : x
  2. Step 2: Convert to fraction form
    56,257.29/77,643.21 = 32,383.76/x
  3. Step 3: Cross multiply
    56,257.29x = 77,643.21 × 32,383.76
  4. Step 4: Simplify right side
    56,257.29x = 2,514,378,690.05
  5. Step 5: Solve for x
    x = 2,514,378,690.05/56,257.29
  6. Step 6: Final answer
    x = 44,694.27

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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.