Home / 56,366.52-84,476.30-31,405.56

Finding the Fourth Proportional to 56,366.52, 84,476.30 and 31,405.56

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Solution

The fourth proportional to 56,366.52, 84,476.30 and 31,405.56 is: 47,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,366.52 : 84,476.30 = 31,405.56 : x
  2. Step 2: Convert to fraction form
    56,366.52/84,476.30 = 31,405.56/x
  3. Step 3: Cross multiply
    56,366.52x = 84,476.30 × 31,405.56
  4. Step 4: Simplify right side
    56,366.52x = 2,653,025,508.23
  5. Step 5: Solve for x
    x = 2,653,025,508.23/56,366.52
  6. Step 6: Final answer
    x = 47,067.40

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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.