Home / 82,489.22-113,833.94-48,501.62

Finding the Fourth Proportional to 82,489.22, 113,833.94 and 48,501.62

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Solution

The fourth proportional to 82,489.22, 113,833.94 and 48,501.62 is: 66,931.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,489.22 : 113,833.94 = 48,501.62 : x
  2. Step 2: Convert to fraction form
    82,489.22/113,833.94 = 48,501.62/x
  3. Step 3: Cross multiply
    82,489.22x = 113,833.94 × 48,501.62
  4. Step 4: Simplify right side
    82,489.22x = 5,521,130,500.98
  5. Step 5: Solve for x
    x = 5,521,130,500.98/82,489.22
  6. Step 6: Final answer
    x = 66,931.54

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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.