Home / 82,785.08-124,141.44-23,607.56

Finding the Fourth Proportional to 82,785.08, 124,141.44 and 23,607.56

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Solution

The fourth proportional to 82,785.08, 124,141.44 and 23,607.56 is: 35,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,785.08 : 124,141.44 = 23,607.56 : x
  2. Step 2: Convert to fraction form
    82,785.08/124,141.44 = 23,607.56/x
  3. Step 3: Cross multiply
    82,785.08x = 124,141.44 × 23,607.56
  4. Step 4: Simplify right side
    82,785.08x = 2,930,676,493.29
  5. Step 5: Solve for x
    x = 2,930,676,493.29/82,785.08
  6. Step 6: Final answer
    x = 35,401.02

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1.5x scale

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.