Home / 82,347.68-113,656.20-46,538.12

Finding the Fourth Proportional to 82,347.68, 113,656.20 and 46,538.12

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Solution

The fourth proportional to 82,347.68, 113,656.20 and 46,538.12 is: 64,231.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,347.68 : 113,656.20 = 46,538.12 : x
  2. Step 2: Convert to fraction form
    82,347.68/113,656.20 = 46,538.12/x
  3. Step 3: Cross multiply
    82,347.68x = 113,656.20 × 46,538.12
  4. Step 4: Simplify right side
    82,347.68x = 5,289,345,874.34
  5. Step 5: Solve for x
    x = 5,289,345,874.34/82,347.68
  6. Step 6: Final answer
    x = 64,231.87

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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.