Home / 57,174.16-85,769.54-17,734.45

Finding the Fourth Proportional to 57,174.16, 85,769.54 and 17,734.45

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Solution

The fourth proportional to 57,174.16, 85,769.54 and 17,734.45 is: 26,604.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,174.16 : 85,769.54 = 17,734.45 : x
  2. Step 2: Convert to fraction form
    57,174.16/85,769.54 = 17,734.45/x
  3. Step 3: Cross multiply
    57,174.16x = 85,769.54 × 17,734.45
  4. Step 4: Simplify right side
    57,174.16x = 1,521,075,618.65
  5. Step 5: Solve for x
    x = 1,521,075,618.65/57,174.16
  6. Step 6: Final answer
    x = 26,604.25

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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.