Home / 136,574.28-204,858.97-52,311.60

Finding the Fourth Proportional to 136,574.28, 204,858.97 and 52,311.60

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Solution

The fourth proportional to 136,574.28, 204,858.97 and 52,311.60 is: 78,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,574.28 : 204,858.97 = 52,311.60 : x
  2. Step 2: Convert to fraction form
    136,574.28/204,858.97 = 52,311.60/x
  3. Step 3: Cross multiply
    136,574.28x = 204,858.97 × 52,311.60
  4. Step 4: Simplify right side
    136,574.28x = 10,716,500,495.05
  5. Step 5: Solve for x
    x = 10,716,500,495.05/136,574.28
  6. Step 6: Final answer
    x = 78,466.46

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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.