Home / 157,402.31-236,137.21-50,792.34

Finding the Fourth Proportional to 157,402.31, 236,137.21 and 50,792.34

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Solution

The fourth proportional to 157,402.31, 236,137.21 and 50,792.34 is: 76,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,402.31 : 236,137.21 = 50,792.34 : x
  2. Step 2: Convert to fraction form
    157,402.31/236,137.21 = 50,792.34/x
  3. Step 3: Cross multiply
    157,402.31x = 236,137.21 × 50,792.34
  4. Step 4: Simplify right side
    157,402.31x = 11,993,961,456.97
  5. Step 5: Solve for x
    x = 11,993,961,456.97/157,402.31
  6. Step 6: Final answer
    x = 76,199.40

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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.