Home / 113,861.38-170,896.24-57,740.23

Finding the Fourth Proportional to 113,861.38, 170,896.24 and 57,740.23

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Solution

The fourth proportional to 113,861.38, 170,896.24 and 57,740.23 is: 86,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,861.38 : 170,896.24 = 57,740.23 : x
  2. Step 2: Convert to fraction form
    113,861.38/170,896.24 = 57,740.23/x
  3. Step 3: Cross multiply
    113,861.38x = 170,896.24 × 57,740.23
  4. Step 4: Simplify right side
    113,861.38x = 9,867,588,330.41
  5. Step 5: Solve for x
    x = 9,867,588,330.41/113,861.38
  6. Step 6: Final answer
    x = 86,663.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.