Home / 122,406.62-183,574.36-51,327.30

Finding the Fourth Proportional to 122,406.62, 183,574.36 and 51,327.30

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Solution

The fourth proportional to 122,406.62, 183,574.36 and 51,327.30 is: 76,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,406.62 : 183,574.36 = 51,327.30 : x
  2. Step 2: Convert to fraction form
    122,406.62/183,574.36 = 51,327.30/x
  3. Step 3: Cross multiply
    122,406.62x = 183,574.36 × 51,327.30
  4. Step 4: Simplify right side
    122,406.62x = 9,422,376,248.03
  5. Step 5: Solve for x
    x = 9,422,376,248.03/122,406.62
  6. Step 6: Final answer
    x = 76,976.03

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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.