Home / 116,788.20-175,182.30-42,906.60

Finding the Fourth Proportional to 116,788.20, 175,182.30 and 42,906.60

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Solution

The fourth proportional to 116,788.20, 175,182.30 and 42,906.60 is: 64,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,788.20 : 175,182.30 = 42,906.60 : x
  2. Step 2: Convert to fraction form
    116,788.20/175,182.30 = 42,906.60/x
  3. Step 3: Cross multiply
    116,788.20x = 175,182.30 × 42,906.60
  4. Step 4: Simplify right side
    116,788.20x = 7,516,476,873.18
  5. Step 5: Solve for x
    x = 7,516,476,873.18/116,788.20
  6. Step 6: Final answer
    x = 64,359.90

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1.5x scale

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.