Home / 109,455.60-164,256.30-50,260.80

Finding the Fourth Proportional to 109,455.60, 164,256.30 and 50,260.80

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Solution

The fourth proportional to 109,455.60, 164,256.30 and 50,260.80 is: 75,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,455.60 : 164,256.30 = 50,260.80 : x
  2. Step 2: Convert to fraction form
    109,455.60/164,256.30 = 50,260.80/x
  3. Step 3: Cross multiply
    109,455.60x = 164,256.30 × 50,260.80
  4. Step 4: Simplify right side
    109,455.60x = 8,255,653,043.04
  5. Step 5: Solve for x
    x = 8,255,653,043.04/109,455.60
  6. Step 6: Final answer
    x = 75,424.67

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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.