Home / 84,736.94-127,032.98-34,785.86

Finding the Fourth Proportional to 84,736.94, 127,032.98 and 34,785.86

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Solution

The fourth proportional to 84,736.94, 127,032.98 and 34,785.86 is: 52,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,736.94 : 127,032.98 = 34,785.86 : x
  2. Step 2: Convert to fraction form
    84,736.94/127,032.98 = 34,785.86/x
  3. Step 3: Cross multiply
    84,736.94x = 127,032.98 × 34,785.86
  4. Step 4: Simplify right side
    84,736.94x = 4,418,950,648.57
  5. Step 5: Solve for x
    x = 4,418,950,648.57/84,736.94
  6. Step 6: Final answer
    x = 52,149.05

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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.