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Finding the Fourth Proportional to 95,452, 131,726.32 and 53,012.32

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Solution

The fourth proportional to 95,452, 131,726.32 and 53,012.32 is: 73,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,452 : 131,726.32 = 53,012.32 : x
  2. Step 2: Convert to fraction form
    95,452/131,726.32 = 53,012.32/x
  3. Step 3: Cross multiply
    95,452x = 131,726.32 × 53,012.32
  4. Step 4: Simplify right side
    95,452x = 6,983,117,828.26
  5. Step 5: Solve for x
    x = 6,983,117,828.26/95,452
  6. Step 6: Final answer
    x = 73,158.42

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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.