Home / 55,887.68-83,648.26-30,548.38

Finding the Fourth Proportional to 55,887.68, 83,648.26 and 30,548.38

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Solution

The fourth proportional to 55,887.68, 83,648.26 and 30,548.38 is: 45,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887.68 : 83,648.26 = 30,548.38 : x
  2. Step 2: Convert to fraction form
    55,887.68/83,648.26 = 30,548.38/x
  3. Step 3: Cross multiply
    55,887.68x = 83,648.26 × 30,548.38
  4. Step 4: Simplify right side
    55,887.68x = 2,555,318,832.82
  5. Step 5: Solve for x
    x = 2,555,318,832.82/55,887.68
  6. Step 6: Final answer
    x = 45,722.40

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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.