Home / 90,287.96-135,358.01-34,096.16

Finding the Fourth Proportional to 90,287.96, 135,358.01 and 34,096.16

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Solution

The fourth proportional to 90,287.96, 135,358.01 and 34,096.16 is: 51,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287.96 : 135,358.01 = 34,096.16 : x
  2. Step 2: Convert to fraction form
    90,287.96/135,358.01 = 34,096.16/x
  3. Step 3: Cross multiply
    90,287.96x = 135,358.01 × 34,096.16
  4. Step 4: Simplify right side
    90,287.96x = 4,615,187,518.97
  5. Step 5: Solve for x
    x = 4,615,187,518.97/90,287.96
  6. Step 6: Final answer
    x = 51,116.31

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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.