Home / 83,946.11-115,846.40-46,221.71

Finding the Fourth Proportional to 83,946.11, 115,846.40 and 46,221.71

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Solution

The fourth proportional to 83,946.11, 115,846.40 and 46,221.71 is: 63,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,946.11 : 115,846.40 = 46,221.71 : x
  2. Step 2: Convert to fraction form
    83,946.11/115,846.40 = 46,221.71/x
  3. Step 3: Cross multiply
    83,946.11x = 115,846.40 × 46,221.71
  4. Step 4: Simplify right side
    83,946.11x = 5,354,618,241.67
  5. Step 5: Solve for x
    x = 5,354,618,241.67/83,946.11
  6. Step 6: Final answer
    x = 63,786.38

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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.