Home / 175,322.40-262,983.60-112,336.80

Finding the Fourth Proportional to 175,322.40, 262,983.60 and 112,336.80

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Solution

The fourth proportional to 175,322.40, 262,983.60 and 112,336.80 is: 168,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,322.40 : 262,983.60 = 112,336.80 : x
  2. Step 2: Convert to fraction form
    175,322.40/262,983.60 = 112,336.80/x
  3. Step 3: Cross multiply
    175,322.40x = 262,983.60 × 112,336.80
  4. Step 4: Simplify right side
    175,322.40x = 29,542,736,076.48
  5. Step 5: Solve for x
    x = 29,542,736,076.48/175,322.40
  6. Step 6: Final answer
    x = 168,505.20

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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.