Home / 149,044.80-223,275.60-89,704.20

Finding the Fourth Proportional to 149,044.80, 223,275.60 and 89,704.20

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Solution

The fourth proportional to 149,044.80, 223,275.60 and 89,704.20 is: 134,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,044.80 : 223,275.60 = 89,704.20 : x
  2. Step 2: Convert to fraction form
    149,044.80/223,275.60 = 89,704.20/x
  3. Step 3: Cross multiply
    149,044.80x = 223,275.60 × 89,704.20
  4. Step 4: Simplify right side
    149,044.80x = 20,028,759,077.52
  5. Step 5: Solve for x
    x = 20,028,759,077.52/149,044.80
  6. Step 6: Final answer
    x = 134,380.80

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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.