Home / 149,025.60-223,538.40-109,756.80

Finding the Fourth Proportional to 149,025.60, 223,538.40 and 109,756.80

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Solution

The fourth proportional to 149,025.60, 223,538.40 and 109,756.80 is: 164,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,025.60 : 223,538.40 = 109,756.80 : x
  2. Step 2: Convert to fraction form
    149,025.60/223,538.40 = 109,756.80/x
  3. Step 3: Cross multiply
    149,025.60x = 223,538.40 × 109,756.80
  4. Step 4: Simplify right side
    149,025.60x = 24,534,859,461.12
  5. Step 5: Solve for x
    x = 24,534,859,461.12/149,025.60
  6. Step 6: Final answer
    x = 164,635.20

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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.