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Finding the Fourth Proportional to 157,540.60, 236,094.90 and 101,207.80

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Solution

The fourth proportional to 157,540.60, 236,094.90 and 101,207.80 is: 151,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,540.60 : 236,094.90 = 101,207.80 : x
  2. Step 2: Convert to fraction form
    157,540.60/236,094.90 = 101,207.80/x
  3. Step 3: Cross multiply
    157,540.60x = 236,094.90 × 101,207.80
  4. Step 4: Simplify right side
    157,540.60x = 23,894,645,420.22
  5. Step 5: Solve for x
    x = 23,894,645,420.22/157,540.60
  6. Step 6: Final answer
    x = 151,672.94

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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.