Home / 82,715.64-114,145.20-46,908.96

Finding the Fourth Proportional to 82,715.64, 114,145.20 and 46,908.96

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Solution

The fourth proportional to 82,715.64, 114,145.20 and 46,908.96 is: 64,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,715.64 : 114,145.20 = 46,908.96 : x
  2. Step 2: Convert to fraction form
    82,715.64/114,145.20 = 46,908.96/x
  3. Step 3: Cross multiply
    82,715.64x = 114,145.20 × 46,908.96
  4. Step 4: Simplify right side
    82,715.64x = 5,354,432,620.99
  5. Step 5: Solve for x
    x = 5,354,432,620.99/82,715.64
  6. Step 6: Final answer
    x = 64,733.01

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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.