Home / 57,763.65-79,719.76-41,644.25

Finding the Fourth Proportional to 57,763.65, 79,719.76 and 41,644.25

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Solution

The fourth proportional to 57,763.65, 79,719.76 and 41,644.25 is: 57,473.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,763.65 : 79,719.76 = 41,644.25 : x
  2. Step 2: Convert to fraction form
    57,763.65/79,719.76 = 41,644.25/x
  3. Step 3: Cross multiply
    57,763.65x = 79,719.76 × 41,644.25
  4. Step 4: Simplify right side
    57,763.65x = 3,319,869,615.38
  5. Step 5: Solve for x
    x = 3,319,869,615.38/57,763.65
  6. Step 6: Final answer
    x = 57,473.34

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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.