Home / 83,930.28-115,823.70-46,204.56

Finding the Fourth Proportional to 83,930.28, 115,823.70 and 46,204.56

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Solution

The fourth proportional to 83,930.28, 115,823.70 and 46,204.56 is: 63,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,930.28 : 115,823.70 = 46,204.56 : x
  2. Step 2: Convert to fraction form
    83,930.28/115,823.70 = 46,204.56/x
  3. Step 3: Cross multiply
    83,930.28x = 115,823.70 × 46,204.56
  4. Step 4: Simplify right side
    83,930.28x = 5,351,583,096.07
  5. Step 5: Solve for x
    x = 5,351,583,096.07/83,930.28
  6. Step 6: Final answer
    x = 63,762.25

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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.