Home / 149,121.88-223,613.70-55,602.52

Finding the Fourth Proportional to 149,121.88, 223,613.70 and 55,602.52

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Solution

The fourth proportional to 149,121.88, 223,613.70 and 55,602.52 is: 83,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,121.88 : 223,613.70 = 55,602.52 : x
  2. Step 2: Convert to fraction form
    149,121.88/223,613.70 = 55,602.52/x
  3. Step 3: Cross multiply
    149,121.88x = 223,613.70 × 55,602.52
  4. Step 4: Simplify right side
    149,121.88x = 12,433,485,226.52
  5. Step 5: Solve for x
    x = 12,433,485,226.52/149,121.88
  6. Step 6: Final answer
    x = 83,378.01

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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.