Home / 156,954.55-235,431.83-109,715.35

Finding the Fourth Proportional to 156,954.55, 235,431.83 and 109,715.35

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Solution

The fourth proportional to 156,954.55, 235,431.83 and 109,715.35 is: 164,573.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,954.55 : 235,431.83 = 109,715.35 : x
  2. Step 2: Convert to fraction form
    156,954.55/235,431.83 = 109,715.35/x
  3. Step 3: Cross multiply
    156,954.55x = 235,431.83 × 109,715.35
  4. Step 4: Simplify right side
    156,954.55x = 25,830,485,629.59
  5. Step 5: Solve for x
    x = 25,830,485,629.59/156,954.55
  6. Step 6: Final answer
    x = 164,573.03

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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.