Home / 82,239.14-123,371.58-34,854.32

Finding the Fourth Proportional to 82,239.14, 123,371.58 and 34,854.32

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Solution

The fourth proportional to 82,239.14, 123,371.58 and 34,854.32 is: 52,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,239.14 : 123,371.58 = 34,854.32 : x
  2. Step 2: Convert to fraction form
    82,239.14/123,371.58 = 34,854.32/x
  3. Step 3: Cross multiply
    82,239.14x = 123,371.58 × 34,854.32
  4. Step 4: Simplify right side
    82,239.14x = 4,300,032,528.23
  5. Step 5: Solve for x
    x = 4,300,032,528.23/82,239.14
  6. Step 6: Final answer
    x = 52,286.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.