Home / 157,922.66-236,660.03-122,217.76

Finding the Fourth Proportional to 157,922.66, 236,660.03 and 122,217.76

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Solution

The fourth proportional to 157,922.66, 236,660.03 and 122,217.76 is: 183,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,922.66 : 236,660.03 = 122,217.76 : x
  2. Step 2: Convert to fraction form
    157,922.66/236,660.03 = 122,217.76/x
  3. Step 3: Cross multiply
    157,922.66x = 236,660.03 × 122,217.76
  4. Step 4: Simplify right side
    157,922.66x = 28,924,058,891.19
  5. Step 5: Solve for x
    x = 28,924,058,891.19/157,922.66
  6. Step 6: Final answer
    x = 183,153.31

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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.