Home / 76,202.59-105,155.78-41,747.46

Finding the Fourth Proportional to 76,202.59, 105,155.78 and 41,747.46

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Solution

The fourth proportional to 76,202.59, 105,155.78 and 41,747.46 is: 57,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,202.59 : 105,155.78 = 41,747.46 : x
  2. Step 2: Convert to fraction form
    76,202.59/105,155.78 = 41,747.46/x
  3. Step 3: Cross multiply
    76,202.59x = 105,155.78 × 41,747.46
  4. Step 4: Simplify right side
    76,202.59x = 4,389,986,719.32
  5. Step 5: Solve for x
    x = 4,389,986,719.32/76,202.59
  6. Step 6: Final answer
    x = 57,609.42

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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.