Home / 95,459.40-131,726.26-55,175.77

Finding the Fourth Proportional to 95,459.40, 131,726.26 and 55,175.77

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Solution

The fourth proportional to 95,459.40, 131,726.26 and 55,175.77 is: 76,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,459.40 : 131,726.26 = 55,175.77 : x
  2. Step 2: Convert to fraction form
    95,459.40/131,726.26 = 55,175.77/x
  3. Step 3: Cross multiply
    95,459.40x = 131,726.26 × 55,175.77
  4. Step 4: Simplify right side
    95,459.40x = 7,268,097,548.84
  5. Step 5: Solve for x
    x = 7,268,097,548.84/95,459.40
  6. Step 6: Final answer
    x = 76,138.10

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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.