Home / 84,022.97-126,007.02-30,702.69

Finding the Fourth Proportional to 84,022.97, 126,007.02 and 30,702.69

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Solution

The fourth proportional to 84,022.97, 126,007.02 and 30,702.69 is: 46,044.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,022.97 : 126,007.02 = 30,702.69 : x
  2. Step 2: Convert to fraction form
    84,022.97/126,007.02 = 30,702.69/x
  3. Step 3: Cross multiply
    84,022.97x = 126,007.02 × 30,702.69
  4. Step 4: Simplify right side
    84,022.97x = 3,868,754,472.88
  5. Step 5: Solve for x
    x = 3,868,754,472.88/84,022.97
  6. Step 6: Final answer
    x = 46,044.01

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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.