Home / 82,226.07-113,489.51-51,992.01

Finding the Fourth Proportional to 82,226.07, 113,489.51 and 51,992.01

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Solution

The fourth proportional to 82,226.07, 113,489.51 and 51,992.01 is: 71,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,226.07 : 113,489.51 = 51,992.01 : x
  2. Step 2: Convert to fraction form
    82,226.07/113,489.51 = 51,992.01/x
  3. Step 3: Cross multiply
    82,226.07x = 113,489.51 × 51,992.01
  4. Step 4: Simplify right side
    82,226.07x = 5,900,547,478.86
  5. Step 5: Solve for x
    x = 5,900,547,478.86/82,226.07
  6. Step 6: Final answer
    x = 71,760.06

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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.