Home / 157,440.90-236,161.35-151,317.30

Finding the Fourth Proportional to 157,440.90, 236,161.35 and 151,317.30

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Solution

The fourth proportional to 157,440.90, 236,161.35 and 151,317.30 is: 226,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,440.90 : 236,161.35 = 151,317.30 : x
  2. Step 2: Convert to fraction form
    157,440.90/236,161.35 = 151,317.30/x
  3. Step 3: Cross multiply
    157,440.90x = 236,161.35 × 151,317.30
  4. Step 4: Simplify right side
    157,440.90x = 35,735,297,846.36
  5. Step 5: Solve for x
    x = 35,735,297,846.36/157,440.90
  6. Step 6: Final answer
    x = 226,975.95

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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.