Home / 82,195.29-113,423.04-50,359.86

Finding the Fourth Proportional to 82,195.29, 113,423.04 and 50,359.86

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Solution

The fourth proportional to 82,195.29, 113,423.04 and 50,359.86 is: 69,492.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,195.29 : 113,423.04 = 50,359.86 : x
  2. Step 2: Convert to fraction form
    82,195.29/113,423.04 = 50,359.86/x
  3. Step 3: Cross multiply
    82,195.29x = 113,423.04 × 50,359.86
  4. Step 4: Simplify right side
    82,195.29x = 5,711,968,415.17
  5. Step 5: Solve for x
    x = 5,711,968,415.17/82,195.29
  6. Step 6: Final answer
    x = 69,492.65

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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.