Home / 57,828.22-79,772.16-35,174.14

Finding the Fourth Proportional to 57,828.22, 79,772.16 and 35,174.14

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Solution

The fourth proportional to 57,828.22, 79,772.16 and 35,174.14 is: 48,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,828.22 : 79,772.16 = 35,174.14 : x
  2. Step 2: Convert to fraction form
    57,828.22/79,772.16 = 35,174.14/x
  3. Step 3: Cross multiply
    57,828.22x = 79,772.16 × 35,174.14
  4. Step 4: Simplify right side
    57,828.22x = 2,805,916,948.07
  5. Step 5: Solve for x
    x = 2,805,916,948.07/57,828.22
  6. Step 6: Final answer
    x = 48,521.59

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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.