Home / 112,996.44-169,376.40-38,090.70

Finding the Fourth Proportional to 112,996.44, 169,376.40 and 38,090.70

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Solution

The fourth proportional to 112,996.44, 169,376.40 and 38,090.70 is: 57,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,996.44 : 169,376.40 = 38,090.70 : x
  2. Step 2: Convert to fraction form
    112,996.44/169,376.40 = 38,090.70/x
  3. Step 3: Cross multiply
    112,996.44x = 169,376.40 × 38,090.70
  4. Step 4: Simplify right side
    112,996.44x = 6,451,665,639.48
  5. Step 5: Solve for x
    x = 6,451,665,639.48/112,996.44
  6. Step 6: Final answer
    x = 57,096.18

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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.