Home / 126,617.23-174,724.45-69,245.38

Finding the Fourth Proportional to 126,617.23, 174,724.45 and 69,245.38

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Solution

The fourth proportional to 126,617.23, 174,724.45 and 69,245.38 is: 95,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,617.23 : 174,724.45 = 69,245.38 : x
  2. Step 2: Convert to fraction form
    126,617.23/174,724.45 = 69,245.38/x
  3. Step 3: Cross multiply
    126,617.23x = 174,724.45 × 69,245.38
  4. Step 4: Simplify right side
    126,617.23x = 12,098,860,935.54
  5. Step 5: Solve for x
    x = 12,098,860,935.54/126,617.23
  6. Step 6: Final answer
    x = 95,554.62

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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.