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Finding the Fourth Proportional to 161,002.51, 241,614.48 and 55,821.48

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Solution

The fourth proportional to 161,002.51, 241,614.48 and 55,821.48 is: 83,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,002.51 : 241,614.48 = 55,821.48 : x
  2. Step 2: Convert to fraction form
    161,002.51/241,614.48 = 55,821.48/x
  3. Step 3: Cross multiply
    161,002.51x = 241,614.48 × 55,821.48
  4. Step 4: Simplify right side
    161,002.51x = 13,487,277,166.31
  5. Step 5: Solve for x
    x = 13,487,277,166.31/161,002.51
  6. Step 6: Final answer
    x = 83,770.60

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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.