Home / 82,351.68-113,528.97-58,469.64

Finding the Fourth Proportional to 82,351.68, 113,528.97 and 58,469.64

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Solution

The fourth proportional to 82,351.68, 113,528.97 and 58,469.64 is: 80,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,351.68 : 113,528.97 = 58,469.64 : x
  2. Step 2: Convert to fraction form
    82,351.68/113,528.97 = 58,469.64/x
  3. Step 3: Cross multiply
    82,351.68x = 113,528.97 × 58,469.64
  4. Step 4: Simplify right side
    82,351.68x = 6,637,998,005.47
  5. Step 5: Solve for x
    x = 6,637,998,005.47/82,351.68
  6. Step 6: Final answer
    x = 80,605.50

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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.