Home / 175,390.40-262,891.20-75,533.60

Finding the Fourth Proportional to 175,390.40, 262,891.20 and 75,533.60

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Solution

The fourth proportional to 175,390.40, 262,891.20 and 75,533.60 is: 113,216.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,390.40 : 262,891.20 = 75,533.60 : x
  2. Step 2: Convert to fraction form
    175,390.40/262,891.20 = 75,533.60/x
  3. Step 3: Cross multiply
    175,390.40x = 262,891.20 × 75,533.60
  4. Step 4: Simplify right side
    175,390.40x = 19,857,118,744.32
  5. Step 5: Solve for x
    x = 19,857,118,744.32/175,390.40
  6. Step 6: Final answer
    x = 113,216.68

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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.