Home / 83,864.50-115,733.01-46,137.94

Finding the Fourth Proportional to 83,864.50, 115,733.01 and 46,137.94

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Solution

The fourth proportional to 83,864.50, 115,733.01 and 46,137.94 is: 63,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,864.50 : 115,733.01 = 46,137.94 : x
  2. Step 2: Convert to fraction form
    83,864.50/115,733.01 = 46,137.94/x
  3. Step 3: Cross multiply
    83,864.50x = 115,733.01 × 46,137.94
  4. Step 4: Simplify right side
    83,864.50x = 5,339,682,671.40
  5. Step 5: Solve for x
    x = 5,339,682,671.40/83,864.50
  6. Step 6: Final answer
    x = 63,670.36

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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.