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Finding the Fourth Proportional to 164,290.68, 246,460.20 and 51,945.48

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Solution

The fourth proportional to 164,290.68, 246,460.20 and 51,945.48 is: 77,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,290.68 : 246,460.20 = 51,945.48 : x
  2. Step 2: Convert to fraction form
    164,290.68/246,460.20 = 51,945.48/x
  3. Step 3: Cross multiply
    164,290.68x = 246,460.20 × 51,945.48
  4. Step 4: Simplify right side
    164,290.68x = 12,802,493,389.90
  5. Step 5: Solve for x
    x = 12,802,493,389.90/164,290.68
  6. Step 6: Final answer
    x = 77,925.87

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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.