Home / 81,917.72-113,050.05-46,110.02

Finding the Fourth Proportional to 81,917.72, 113,050.05 and 46,110.02

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Solution

The fourth proportional to 81,917.72, 113,050.05 and 46,110.02 is: 63,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,917.72 : 113,050.05 = 46,110.02 : x
  2. Step 2: Convert to fraction form
    81,917.72/113,050.05 = 46,110.02/x
  3. Step 3: Cross multiply
    81,917.72x = 113,050.05 × 46,110.02
  4. Step 4: Simplify right side
    81,917.72x = 5,212,740,066.50
  5. Step 5: Solve for x
    x = 5,212,740,066.50/81,917.72
  6. Step 6: Final answer
    x = 63,633.85

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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.