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Finding the Fourth Proportional to 175,092.40, 260,973.01 and 165,126.96

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Solution

The fourth proportional to 175,092.40, 260,973.01 and 165,126.96 is: 246,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,092.40 : 260,973.01 = 165,126.96 : x
  2. Step 2: Convert to fraction form
    175,092.40/260,973.01 = 165,126.96/x
  3. Step 3: Cross multiply
    175,092.40x = 260,973.01 × 165,126.96
  4. Step 4: Simplify right side
    175,092.40x = 43,093,679,783.35
  5. Step 5: Solve for x
    x = 43,093,679,783.35/175,092.40
  6. Step 6: Final answer
    x = 246,119.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.