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Finding the Fourth Proportional to 82,305.48, 113,580.72 and 46,495.44

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Solution

The fourth proportional to 82,305.48, 113,580.72 and 46,495.44 is: 64,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,305.48 : 113,580.72 = 46,495.44 : x
  2. Step 2: Convert to fraction form
    82,305.48/113,580.72 = 46,495.44/x
  3. Step 3: Cross multiply
    82,305.48x = 113,580.72 × 46,495.44
  4. Step 4: Simplify right side
    82,305.48x = 5,280,985,551.92
  5. Step 5: Solve for x
    x = 5,280,985,551.92/82,305.48
  6. Step 6: Final answer
    x = 64,163.23

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1.5x scale

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.