Home / 82,942.67-114,424.79-52,711.79

Finding the Fourth Proportional to 82,942.67, 114,424.79 and 52,711.79

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Solution

The fourth proportional to 82,942.67, 114,424.79 and 52,711.79 is: 72,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,942.67 : 114,424.79 = 52,711.79 : x
  2. Step 2: Convert to fraction form
    82,942.67/114,424.79 = 52,711.79/x
  3. Step 3: Cross multiply
    82,942.67x = 114,424.79 × 52,711.79
  4. Step 4: Simplify right side
    82,942.67x = 6,031,534,665.59
  5. Step 5: Solve for x
    x = 6,031,534,665.59/82,942.67
  6. Step 6: Final answer
    x = 72,719.33

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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.