Home / 65,808.23-90,815.37-37,133.97

Finding the Fourth Proportional to 65,808.23, 90,815.37 and 37,133.97

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Solution

The fourth proportional to 65,808.23, 90,815.37 and 37,133.97 is: 51,244.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,808.23 : 90,815.37 = 37,133.97 : x
  2. Step 2: Convert to fraction form
    65,808.23/90,815.37 = 37,133.97/x
  3. Step 3: Cross multiply
    65,808.23x = 90,815.37 × 37,133.97
  4. Step 4: Simplify right side
    65,808.23x = 3,372,335,225.12
  5. Step 5: Solve for x
    x = 3,372,335,225.12/65,808.23
  6. Step 6: Final answer
    x = 51,244.89

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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.