Home / 122,067.18-183,200.10-62,919.78

Finding the Fourth Proportional to 122,067.18, 183,200.10 and 62,919.78

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Solution

The fourth proportional to 122,067.18, 183,200.10 and 62,919.78 is: 94,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,067.18 : 183,200.10 = 62,919.78 : x
  2. Step 2: Convert to fraction form
    122,067.18/183,200.10 = 62,919.78/x
  3. Step 3: Cross multiply
    122,067.18x = 183,200.10 × 62,919.78
  4. Step 4: Simplify right side
    122,067.18x = 11,526,909,987.98
  5. Step 5: Solve for x
    x = 11,526,909,987.98/122,067.18
  6. Step 6: Final answer
    x = 94,430.87

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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.