Home / 51,173.60-76,618.64-26,159.76

Finding the Fourth Proportional to 51,173.60, 76,618.64 and 26,159.76

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Solution

The fourth proportional to 51,173.60, 76,618.64 and 26,159.76 is: 39,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,173.60 : 76,618.64 = 26,159.76 : x
  2. Step 2: Convert to fraction form
    51,173.60/76,618.64 = 26,159.76/x
  3. Step 3: Cross multiply
    51,173.60x = 76,618.64 × 26,159.76
  4. Step 4: Simplify right side
    51,173.60x = 2,004,325,233.93
  5. Step 5: Solve for x
    x = 2,004,325,233.93/51,173.60
  6. Step 6: Final answer
    x = 39,167.17

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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.