Home / 83,884.50-115,761.42-46,159.56

Finding the Fourth Proportional to 83,884.50, 115,761.42 and 46,159.56

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Solution

The fourth proportional to 83,884.50, 115,761.42 and 46,159.56 is: 63,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,884.50 : 115,761.42 = 46,159.56 : x
  2. Step 2: Convert to fraction form
    83,884.50/115,761.42 = 46,159.56/x
  3. Step 3: Cross multiply
    83,884.50x = 115,761.42 × 46,159.56
  4. Step 4: Simplify right side
    83,884.50x = 5,343,496,212.18
  5. Step 5: Solve for x
    x = 5,343,496,212.18/83,884.50
  6. Step 6: Final answer
    x = 63,700.64

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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.