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Finding the Fourth Proportional to 56,833.48, 78,434.48 and 32,959.94

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Solution

The fourth proportional to 56,833.48, 78,434.48 and 32,959.94 is: 45,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,833.48 : 78,434.48 = 32,959.94 : x
  2. Step 2: Convert to fraction form
    56,833.48/78,434.48 = 32,959.94/x
  3. Step 3: Cross multiply
    56,833.48x = 78,434.48 × 32,959.94
  4. Step 4: Simplify right side
    56,833.48x = 2,585,195,754.73
  5. Step 5: Solve for x
    x = 2,585,195,754.73/56,833.48
  6. Step 6: Final answer
    x = 45,487.20

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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.