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Finding the Fourth Proportional to 56,580.39, 84,790.13 and 41,672.07

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Solution

The fourth proportional to 56,580.39, 84,790.13 and 41,672.07 is: 62,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,580.39 : 84,790.13 = 41,672.07 : x
  2. Step 2: Convert to fraction form
    56,580.39/84,790.13 = 41,672.07/x
  3. Step 3: Cross multiply
    56,580.39x = 84,790.13 × 41,672.07
  4. Step 4: Simplify right side
    56,580.39x = 3,533,380,024.31
  5. Step 5: Solve for x
    x = 3,533,380,024.31/56,580.39
  6. Step 6: Final answer
    x = 62,448.85

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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.