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Finding the Fourth Proportional to 167,602, 251,405.46 and 41,242.30

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Solution

The fourth proportional to 167,602, 251,405.46 and 41,242.30 is: 61,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,602 : 251,405.46 = 41,242.30 : x
  2. Step 2: Convert to fraction form
    167,602/251,405.46 = 41,242.30/x
  3. Step 3: Cross multiply
    167,602x = 251,405.46 × 41,242.30
  4. Step 4: Simplify right side
    167,602x = 10,368,539,402.96
  5. Step 5: Solve for x
    x = 10,368,539,402.96/167,602
  6. Step 6: Final answer
    x = 61,864.06

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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.