Home / 83,895.48-115,776.58-46,170.60

Finding the Fourth Proportional to 83,895.48, 115,776.58 and 46,170.60

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Solution

The fourth proportional to 83,895.48, 115,776.58 and 46,170.60 is: 63,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,895.48 : 115,776.58 = 46,170.60 : x
  2. Step 2: Convert to fraction form
    83,895.48/115,776.58 = 46,170.60/x
  3. Step 3: Cross multiply
    83,895.48x = 115,776.58 × 46,170.60
  4. Step 4: Simplify right side
    83,895.48x = 5,345,474,164.55
  5. Step 5: Solve for x
    x = 5,345,474,164.55/83,895.48
  6. Step 6: Final answer
    x = 63,715.88

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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.