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Finding the Fourth Proportional to 48,762.17, 73,143.26 and 17,164.79

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Solution

The fourth proportional to 48,762.17, 73,143.26 and 17,164.79 is: 25,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,762.17 : 73,143.26 = 17,164.79 : x
  2. Step 2: Convert to fraction form
    48,762.17/73,143.26 = 17,164.79/x
  3. Step 3: Cross multiply
    48,762.17x = 73,143.26 × 17,164.79
  4. Step 4: Simplify right side
    48,762.17x = 1,255,488,697.82
  5. Step 5: Solve for x
    x = 1,255,488,697.82/48,762.17
  6. Step 6: Final answer
    x = 25,747.19

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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.