Home / 122,240.07-183,384.70-43,360.45

Finding the Fourth Proportional to 122,240.07, 183,384.70 and 43,360.45

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Solution

The fourth proportional to 122,240.07, 183,384.70 and 43,360.45 is: 65,049.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,240.07 : 183,384.70 = 43,360.45 : x
  2. Step 2: Convert to fraction form
    122,240.07/183,384.70 = 43,360.45/x
  3. Step 3: Cross multiply
    122,240.07x = 183,384.70 × 43,360.45
  4. Step 4: Simplify right side
    122,240.07x = 7,951,642,548.25
  5. Step 5: Solve for x
    x = 7,951,642,548.25/122,240.07
  6. Step 6: Final answer
    x = 65,049.39

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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.