Home / 56,684.08-78,221.94-31,533.04

Finding the Fourth Proportional to 56,684.08, 78,221.94 and 31,533.04

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Solution

The fourth proportional to 56,684.08, 78,221.94 and 31,533.04 is: 43,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,684.08 : 78,221.94 = 31,533.04 : x
  2. Step 2: Convert to fraction form
    56,684.08/78,221.94 = 31,533.04/x
  3. Step 3: Cross multiply
    56,684.08x = 78,221.94 × 31,533.04
  4. Step 4: Simplify right side
    56,684.08x = 2,466,575,562.90
  5. Step 5: Solve for x
    x = 2,466,575,562.90/56,684.08
  6. Step 6: Final answer
    x = 43,514.43

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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.