Home / 149,244.30-223,538.40-89,976.60

Finding the Fourth Proportional to 149,244.30, 223,538.40 and 89,976.60

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Solution

The fourth proportional to 149,244.30, 223,538.40 and 89,976.60 is: 134,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,244.30 : 223,538.40 = 89,976.60 : x
  2. Step 2: Convert to fraction form
    149,244.30/223,538.40 = 89,976.60/x
  3. Step 3: Cross multiply
    149,244.30x = 223,538.40 × 89,976.60
  4. Step 4: Simplify right side
    149,244.30x = 20,113,225,201.44
  5. Step 5: Solve for x
    x = 20,113,225,201.44/149,244.30
  6. Step 6: Final answer
    x = 134,767.12

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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.