Home / 82,195.36-113,423.12-50,359.93

Finding the Fourth Proportional to 82,195.36, 113,423.12 and 50,359.93

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Solution

The fourth proportional to 82,195.36, 113,423.12 and 50,359.93 is: 69,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,195.36 : 113,423.12 = 50,359.93 : x
  2. Step 2: Convert to fraction form
    82,195.36/113,423.12 = 50,359.93/x
  3. Step 3: Cross multiply
    82,195.36x = 113,423.12 × 50,359.93
  4. Step 4: Simplify right side
    82,195.36x = 5,711,980,383.58
  5. Step 5: Solve for x
    x = 5,711,980,383.58/82,195.36
  6. Step 6: Final answer
    x = 69,492.74

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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.