Home / 149,129.88-223,625.70-55,610.52

Finding the Fourth Proportional to 149,129.88, 223,625.70 and 55,610.52

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Solution

The fourth proportional to 149,129.88, 223,625.70 and 55,610.52 is: 83,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,129.88 : 223,625.70 = 55,610.52 : x
  2. Step 2: Convert to fraction form
    149,129.88/223,625.70 = 55,610.52/x
  3. Step 3: Cross multiply
    149,129.88x = 223,625.70 × 55,610.52
  4. Step 4: Simplify right side
    149,129.88x = 12,435,941,462.36
  5. Step 5: Solve for x
    x = 12,435,941,462.36/149,129.88
  6. Step 6: Final answer
    x = 83,390.01

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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.