Home / 56,558.94-78,046.79-32,687.16

Finding the Fourth Proportional to 56,558.94, 78,046.79 and 32,687.16

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Solution

The fourth proportional to 56,558.94, 78,046.79 and 32,687.16 is: 45,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,558.94 : 78,046.79 = 32,687.16 : x
  2. Step 2: Convert to fraction form
    56,558.94/78,046.79 = 32,687.16/x
  3. Step 3: Cross multiply
    56,558.94x = 78,046.79 × 32,687.16
  4. Step 4: Simplify right side
    56,558.94x = 2,551,127,748.78
  5. Step 5: Solve for x
    x = 2,551,127,748.78/56,558.94
  6. Step 6: Final answer
    x = 45,105.65

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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.