Home / 149,319.20-223,719.60-96,701.60

Finding the Fourth Proportional to 149,319.20, 223,719.60 and 96,701.60

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Solution

The fourth proportional to 149,319.20, 223,719.60 and 96,701.60 is: 144,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,319.20 : 223,719.60 = 96,701.60 : x
  2. Step 2: Convert to fraction form
    149,319.20/223,719.60 = 96,701.60/x
  3. Step 3: Cross multiply
    149,319.20x = 223,719.60 × 96,701.60
  4. Step 4: Simplify right side
    149,319.20x = 21,634,043,271.36
  5. Step 5: Solve for x
    x = 21,634,043,271.36/149,319.20
  6. Step 6: Final answer
    x = 144,884.54

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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.